# Quizbank/Electricity and Magnetism (calculus based)/QB153089888044

QB153089888044

### QB:Ch 5:V0

QB153089888044

1)
${\displaystyle E_{z}(x=0,z)=\int _{-a}^{b}f(x,z)dx}$
is an integral that calculates the z-component of the electric field at point P situated above the x-axis where a charged rod of length (a+b) is located. The distance between point P and the x-axis is z=1.8 m. Evaluate ${\displaystyle f(x,y)}$ at x=0.65 m if a=0.85 m, b=1.8 m. The total charge on the rod is 5 nC.
a) 3.959E+00 V/m2
b) 4.355E+00 V/m2
c) 4.790E+00 V/m2
d) 5.269E+00 V/m2
e) 5.796E+00 V/m2
2)
Three small charged objects are placed as shown, where ${\displaystyle b=2a}$, and ${\displaystyle a=2\times 10^{-7}{\text{m}}}$.what angle does the force on ${\displaystyle q_{2}}$ make above the ${\displaystyle -x}$ axis if ${\displaystyle q_{1}=2e}$, ${\displaystyle q_{2}=-7e}$, and ${\displaystyle q_{3}=5e}$?
a) 4.357E+01 degrees
b) 4.793E+01 degrees
c) 5.272E+01 degrees
d) 5.799E+01 degrees
e) 6.379E+01 degrees
3)
A ring is uniformly charged with a net charge of 3 nC. The radius of the ring is R=1.8 m, with its center at the origin and oriented normal to the z axis as shown. what is the magnitude of the electric field at a distance z=1.1 m (on axis) away from the loop's center?
a) 3.159E+09 N/C2
b) 3.475E+09 N/C2
c) 3.823E+09 N/C2
d) 4.205E+09 N/C2
e) 4.626E+09 N/C2

#### KEY:QB:Ch 5:V0

QB153089888044

1)
${\displaystyle E_{z}(x=0,z)=\int _{-a}^{b}f(x,z)dx}$
is an integral that calculates the z-component of the electric field at point P situated above the x-axis where a charged rod of length (a+b) is located. The distance between point P and the x-axis is z=1.8 m. Evaluate ${\displaystyle f(x,y)}$ at x=0.65 m if a=0.85 m, b=1.8 m. The total charge on the rod is 5 nC.
-a) 3.959E+00 V/m2
+b) 4.355E+00 V/m2
-c) 4.790E+00 V/m2
-d) 5.269E+00 V/m2
-e) 5.796E+00 V/m2
2)
Three small charged objects are placed as shown, where ${\displaystyle b=2a}$, and ${\displaystyle a=2\times 10^{-7}{\text{m}}}$.what angle does the force on ${\displaystyle q_{2}}$ make above the ${\displaystyle -x}$ axis if ${\displaystyle q_{1}=2e}$, ${\displaystyle q_{2}=-7e}$, and ${\displaystyle q_{3}=5e}$?
-a) 4.357E+01 degrees
-b) 4.793E+01 degrees
-c) 5.272E+01 degrees
+d) 5.799E+01 degrees
-e) 6.379E+01 degrees
3)
A ring is uniformly charged with a net charge of 3 nC. The radius of the ring is R=1.8 m, with its center at the origin and oriented normal to the z axis as shown. what is the magnitude of the electric field at a distance z=1.1 m (on axis) away from the loop's center?
+a) 3.159E+09 N/C2
-b) 3.475E+09 N/C2
-c) 3.823E+09 N/C2
-d) 4.205E+09 N/C2
-e) 4.626E+09 N/C2

### QB:Ch 5:V1

QB153089888044

1)
A ring is uniformly charged with a net charge of 2 nC. The radius of the ring is R=1.5 m, with its center at the origin and oriented normal to the z axis as shown. what is the magnitude of the electric field at a distance z=0.33 m (on axis) away from the loop's center?
a) 1.353E+09 N/C2
b) 1.488E+09 N/C2
c) 1.637E+09 N/C2
d) 1.801E+09 N/C2
e) 1.981E+09 N/C2
2)
Three small charged objects are placed as shown, where ${\displaystyle b=2a}$, and ${\displaystyle a=2\times 10^{-7}{\text{m}}}$.what angle does the force on ${\displaystyle q_{2}}$ make above the ${\displaystyle -x}$ axis if ${\displaystyle q_{1}=2e}$, ${\displaystyle q_{2}=-7e}$, and ${\displaystyle q_{3}=5e}$?
a) 4.357E+01 degrees
b) 4.793E+01 degrees
c) 5.272E+01 degrees
d) 5.799E+01 degrees
e) 6.379E+01 degrees
3)
${\displaystyle E_{z}(x=0,z)=\int _{-a}^{b}f(x,z)dx}$
is an integral that calculates the z-component of the electric field at point P situated above the x-axis where a charged rod of length (a+b) is located. The distance between point P and the x-axis is z=1.3 m. Evaluate ${\displaystyle f(x,y)}$ at x=0.83 m if a=0.82 m, b=1.3 m. The total charge on the rod is 7 nC.
a) 8.690E+00 V/m2
b) 9.559E+00 V/m2
c) 1.051E+01 V/m2
d) 1.157E+01 V/m2
e) 1.272E+01 V/m2

#### KEY:QB:Ch 5:V1

QB153089888044

1)
A ring is uniformly charged with a net charge of 2 nC. The radius of the ring is R=1.5 m, with its center at the origin and oriented normal to the z axis as shown. what is the magnitude of the electric field at a distance z=0.33 m (on axis) away from the loop's center?
-a) 1.353E+09 N/C2
-b) 1.488E+09 N/C2
+c) 1.637E+09 N/C2
-d) 1.801E+09 N/C2
-e) 1.981E+09 N/C2
2)
Three small charged objects are placed as shown, where ${\displaystyle b=2a}$, and ${\displaystyle a=2\times 10^{-7}{\text{m}}}$.what angle does the force on ${\displaystyle q_{2}}$ make above the ${\displaystyle -x}$ axis if ${\displaystyle q_{1}=2e}$, ${\displaystyle q_{2}=-7e}$, and ${\displaystyle q_{3}=5e}$?
-a) 4.357E+01 degrees
-b) 4.793E+01 degrees
-c) 5.272E+01 degrees
+d) 5.799E+01 degrees
-e) 6.379E+01 degrees
3)
${\displaystyle E_{z}(x=0,z)=\int _{-a}^{b}f(x,z)dx}$
is an integral that calculates the z-component of the electric field at point P situated above the x-axis where a charged rod of length (a+b) is located. The distance between point P and the x-axis is z=1.3 m. Evaluate ${\displaystyle f(x,y)}$ at x=0.83 m if a=0.82 m, b=1.3 m. The total charge on the rod is 7 nC.
-a) 8.690E+00 V/m2
-b) 9.559E+00 V/m2
+c) 1.051E+01 V/m2
-d) 1.157E+01 V/m2
-e) 1.272E+01 V/m2

### QB:Ch 5:V2

QB153089888044

1)
Three small charged objects are placed as shown, where ${\displaystyle b=2a}$, and ${\displaystyle a=4\times 10^{-7}{\text{m}}}$.what angle does the force on ${\displaystyle q_{2}}$ make above the ${\displaystyle -x}$ axis if ${\displaystyle q_{1}=3e}$, ${\displaystyle q_{2}=-9e}$, and ${\displaystyle q_{3}=6e}$?
a) 5.767E+01 degrees
b) 6.343E+01 degrees
c) 6.978E+01 degrees
d) 7.676E+01 degrees
e) 8.443E+01 degrees
2)
${\displaystyle E_{z}(x=0,z)=\int _{-a}^{b}f(x,z)dx}$
is an integral that calculates the z-component of the electric field at point P situated above the x-axis where a charged rod of length (a+b) is located. The distance between point P and the x-axis is z=1.5 m. Evaluate ${\displaystyle f(x,y)}$ at x=1.0 m if a=1.1 m, b=1.4 m. The total charge on the rod is 5 nC.
a) 4.602E+00 V/m2
b) 5.062E+00 V/m2
c) 5.568E+00 V/m2
d) 6.125E+00 V/m2
e) 6.738E+00 V/m2
3)
A ring is uniformly charged with a net charge of 3 nC. The radius of the ring is R=1.7 m, with its center at the origin and oriented normal to the z axis as shown. what is the magnitude of the electric field at a distance z=0.34 m (on axis) away from the loop's center?
a) 1.202E+09 N/C2
b) 1.322E+09 N/C2
c) 1.454E+09 N/C2
d) 1.599E+09 N/C2
e) 1.759E+09 N/C2

#### KEY:QB:Ch 5:V2

QB153089888044

1)
Three small charged objects are placed as shown, where ${\displaystyle b=2a}$, and ${\displaystyle a=4\times 10^{-7}{\text{m}}}$.what angle does the force on ${\displaystyle q_{2}}$ make above the ${\displaystyle -x}$ axis if ${\displaystyle q_{1}=3e}$, ${\displaystyle q_{2}=-9e}$, and ${\displaystyle q_{3}=6e}$?
-a) 5.767E+01 degrees
+b) 6.343E+01 degrees
-c) 6.978E+01 degrees
-d) 7.676E+01 degrees
-e) 8.443E+01 degrees
2)
${\displaystyle E_{z}(x=0,z)=\int _{-a}^{b}f(x,z)dx}$
is an integral that calculates the z-component of the electric field at point P situated above the x-axis where a charged rod of length (a+b) is located. The distance between point P and the x-axis is z=1.5 m. Evaluate ${\displaystyle f(x,y)}$ at x=1.0 m if a=1.1 m, b=1.4 m. The total charge on the rod is 5 nC.
+a) 4.602E+00 V/m2
-b) 5.062E+00 V/m2
-c) 5.568E+00 V/m2
-d) 6.125E+00 V/m2
-e) 6.738E+00 V/m2
3)
A ring is uniformly charged with a net charge of 3 nC. The radius of the ring is R=1.7 m, with its center at the origin and oriented normal to the z axis as shown. what is the magnitude of the electric field at a distance z=0.34 m (on axis) away from the loop's center?
-a) 1.202E+09 N/C2
-b) 1.322E+09 N/C2
-c) 1.454E+09 N/C2
-d) 1.599E+09 N/C2
+e) 1.759E+09 N/C2

### QB:Ch 6:V0

QB153089888044

1) Five concentric spherical shells have radius of exactly (1m, 2m, 3m, 4m, 5m).Each is uniformly charged with 2.8 nano-Coulombs. What is the magnitude of the electric field at a distance of 4.8 m from the center of the shells?

a) 2.988E+00 N/C
b) 3.287E+00 N/C
c) 3.616E+00 N/C
d) 3.977E+00 N/C
e) 4.375E+00 N/C

2) What is the magnetude (absolute value) of the electric flux through a rectangle that occupies the z=0 plane with corners at (x,y)= (x=0, y=0), (x=8, y=0), (x=0, y=8), and (x=8, y=8), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=1y^{2.8}{\hat {i}}+5x^{2.7}{\hat {j}}+5y^{1.6}{\hat {k}}}$

a) 3.429E+03 V·m
b) 3.771E+03 V·m
c) 4.149E+03 V·m
d) 4.564E+03 V·m
e) 5.020E+03 V·m

3) A non-conducting sphere of radius R=3.8 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar1.7 (r≤R) where a=3 nC·m-1.3. What is the magnitude of the electric field at a distance of 3.1 m from the center?

a) 1.390E+03 N/C
b) 1.530E+03 N/C
c) 1.682E+03 N/C
d) 1.851E+03 N/C
e) 2.036E+03 N/C

#### KEY:QB:Ch 6:V0

QB153089888044

1) Five concentric spherical shells have radius of exactly (1m, 2m, 3m, 4m, 5m).Each is uniformly charged with 2.8 nano-Coulombs. What is the magnitude of the electric field at a distance of 4.8 m from the center of the shells?

-a) 2.988E+00 N/C
-b) 3.287E+00 N/C
-c) 3.616E+00 N/C
-d) 3.977E+00 N/C
+e) 4.375E+00 N/C

2) What is the magnetude (absolute value) of the electric flux through a rectangle that occupies the z=0 plane with corners at (x,y)= (x=0, y=0), (x=8, y=0), (x=0, y=8), and (x=8, y=8), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=1y^{2.8}{\hat {i}}+5x^{2.7}{\hat {j}}+5y^{1.6}{\hat {k}}}$

+a) 3.429E+03 V·m
-b) 3.771E+03 V·m
-c) 4.149E+03 V·m
-d) 4.564E+03 V·m
-e) 5.020E+03 V·m

3) A non-conducting sphere of radius R=3.8 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar1.7 (r≤R) where a=3 nC·m-1.3. What is the magnitude of the electric field at a distance of 3.1 m from the center?

-a) 1.390E+03 N/C
+b) 1.530E+03 N/C
-c) 1.682E+03 N/C
-d) 1.851E+03 N/C
-e) 2.036E+03 N/C

### QB:Ch 6:V1

QB153089888044

1) A non-conducting sphere of radius R=3.9 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar1.4 (r≤R) where a=2 nC·m-1.6. What is the magnitude of the electric field at a distance of 2.6 m from the center?

a) 3.821E+02 N/C
b) 4.203E+02 N/C
c) 4.624E+02 N/C
d) 5.086E+02 N/C
e) 5.594E+02 N/C

2) Five concentric spherical shells have radius of exactly (1m, 2m, 3m, 4m, 5m).Each is uniformly charged with 3.4 nano-Coulombs. What is the magnitude of the electric field at a distance of 2.8 m from the center of the shells?

a) 5.865E+00 N/C
b) 6.451E+00 N/C
c) 7.096E+00 N/C
d) 7.806E+00 N/C
e) 8.587E+00 N/C

3) What is the magnetude (absolute value) of the electric flux through a rectangle that occupies the z=0 plane with corners at (x,y)= (x=0, y=0), (x=8, y=0), (x=0, y=8), and (x=8, y=8), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=2y^{2.0}{\hat {i}}+2x^{2.1}{\hat {j}}+3y^{2.5}{\hat {k}}}$

a) 9.027E+03 V·m
b) 9.930E+03 V·m
c) 1.092E+04 V·m
d) 1.202E+04 V·m
e) 1.322E+04 V·m

#### KEY:QB:Ch 6:V1

QB153089888044

1) A non-conducting sphere of radius R=3.9 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar1.4 (r≤R) where a=2 nC·m-1.6. What is the magnitude of the electric field at a distance of 2.6 m from the center?

-a) 3.821E+02 N/C
-b) 4.203E+02 N/C
-c) 4.624E+02 N/C
+d) 5.086E+02 N/C
-e) 5.594E+02 N/C

2) Five concentric spherical shells have radius of exactly (1m, 2m, 3m, 4m, 5m).Each is uniformly charged with 3.4 nano-Coulombs. What is the magnitude of the electric field at a distance of 2.8 m from the center of the shells?

-a) 5.865E+00 N/C
-b) 6.451E+00 N/C
-c) 7.096E+00 N/C
+d) 7.806E+00 N/C
-e) 8.587E+00 N/C

3) What is the magnetude (absolute value) of the electric flux through a rectangle that occupies the z=0 plane with corners at (x,y)= (x=0, y=0), (x=8, y=0), (x=0, y=8), and (x=8, y=8), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=2y^{2.0}{\hat {i}}+2x^{2.1}{\hat {j}}+3y^{2.5}{\hat {k}}}$

-a) 9.027E+03 V·m
+b) 9.930E+03 V·m
-c) 1.092E+04 V·m
-d) 1.202E+04 V·m
-e) 1.322E+04 V·m

### QB:Ch 6:V2

QB153089888044

1) Five concentric spherical shells have radius of exactly (1m, 2m, 3m, 4m, 5m).Each is uniformly charged with 1.9 nano-Coulombs. What is the magnitude of the electric field at a distance of 2.1 m from the center of the shells?

a) 5.297E+00 N/C
b) 5.827E+00 N/C
c) 6.409E+00 N/C
d) 7.050E+00 N/C
e) 7.755E+00 N/C

2) A non-conducting sphere of radius R=3.5 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar1.5 (r≤R) where a=2 nC·m-1.5. What is the magnitude of the electric field at a distance of 2.2 m from the center?

a) 3.604E+02 N/C
b) 3.964E+02 N/C
c) 4.360E+02 N/C
d) 4.796E+02 N/C
e) 5.276E+02 N/C

3) What is the magnetude (absolute value) of the electric flux through a rectangle that occupies the z=0 plane with corners at (x,y)= (x=0, y=0), (x=9, y=0), (x=0, y=9), and (x=9, y=9), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=3y^{2.8}{\hat {i}}+1x^{2.3}{\hat {j}}+2y^{2.9}{\hat {k}}}$

a) 2.210E+04 V·m
b) 2.431E+04 V·m
c) 2.674E+04 V·m
d) 2.941E+04 V·m
e) 3.235E+04 V·m

#### KEY:QB:Ch 6:V2

QB153089888044

1) Five concentric spherical shells have radius of exactly (1m, 2m, 3m, 4m, 5m).Each is uniformly charged with 1.9 nano-Coulombs. What is the magnitude of the electric field at a distance of 2.1 m from the center of the shells?

-a) 5.297E+00 N/C
-b) 5.827E+00 N/C
-c) 6.409E+00 N/C
-d) 7.050E+00 N/C
+e) 7.755E+00 N/C

2) A non-conducting sphere of radius R=3.5 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar1.5 (r≤R) where a=2 nC·m-1.5. What is the magnitude of the electric field at a distance of 2.2 m from the center?

+a) 3.604E+02 N/C
-b) 3.964E+02 N/C
-c) 4.360E+02 N/C
-d) 4.796E+02 N/C
-e) 5.276E+02 N/C

3) What is the magnetude (absolute value) of the electric flux through a rectangle that occupies the z=0 plane with corners at (x,y)= (x=0, y=0), (x=9, y=0), (x=0, y=9), and (x=9, y=9), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=3y^{2.8}{\hat {i}}+1x^{2.3}{\hat {j}}+2y^{2.9}{\hat {k}}}$

-a) 2.210E+04 V·m
+b) 2.431E+04 V·m
-c) 2.674E+04 V·m
-d) 2.941E+04 V·m
-e) 3.235E+04 V·m

### QB:Ch 7:V0

QB153089888044

1)
Four charges lie at the corners of a 2 cm by 2 cm square as shown (i.e., a=b=2 cm.) The charges are q1=4 μC, q2=7 μC, q3=8 μC, and q4=10 μC. How much work was required to assemble these four charges from infinity?
a) 1.241E+02 J
b) 1.365E+02 J
c) 1.501E+02 J
d) 1.652E+02 J
e) 1.817E+02 J

2) When a 1.95 V battery operates a 2.8 W bulb, how many electrons pass through it each second?

a) 7.407E+18 electrons
b) 8.147E+18 electrons
c) 8.962E+18 electrons
d) 9.858E+18 electrons
e) 1.084E+19 electrons

3) A 12.0 V battery can move 12,000 C of charge. How many Joules does it deliver?

a) 1.190E+05 J
b) 1.309E+05 J
c) 1.440E+05 J
d) 1.584E+05 J
e) 1.742E+05 J

#### KEY:QB:Ch 7:V0

QB153089888044

1)
Four charges lie at the corners of a 2 cm by 2 cm square as shown (i.e., a=b=2 cm.) The charges are q1=4 μC, q2=7 μC, q3=8 μC, and q4=10 μC. How much work was required to assemble these four charges from infinity?
+a) 1.241E+02 J
-b) 1.365E+02 J
-c) 1.501E+02 J
-d) 1.652E+02 J
-e) 1.817E+02 J

2) When a 1.95 V battery operates a 2.8 W bulb, how many electrons pass through it each second?

-a) 7.407E+18 electrons
-b) 8.147E+18 electrons
+c) 8.962E+18 electrons
-d) 9.858E+18 electrons
-e) 1.084E+19 electrons

3) A 12.0 V battery can move 12,000 C of charge. How many Joules does it deliver?

-a) 1.190E+05 J
-b) 1.309E+05 J
+c) 1.440E+05 J
-d) 1.584E+05 J
-e) 1.742E+05 J

### QB:Ch 7:V1

QB153089888044

1)
Four charges lie at the corners of a 3 cm by 3 cm square as shown (i.e., a=b=3 cm.) The charges are q1=4 μC, q2=6 μC, q3=9 μC, and q4=11 μC. How much work was required to assemble these four charges from infinity?
a) 6.598E+01 J
b) 7.258E+01 J
c) 7.983E+01 J
d) 8.782E+01 J
e) 9.660E+01 J

2) When a 4.91 V battery operates a 1.43 W bulb, how many electrons pass through it each second?

a) 1.242E+18 electrons
b) 1.366E+18 electrons
c) 1.502E+18 electrons
d) 1.653E+18 electrons
e) 1.818E+18 electrons

3) A 12.0 V battery can move 32,000 C of charge. How many Joules does it deliver?

a) 2.885E+05 J
b) 3.174E+05 J
c) 3.491E+05 J
d) 3.840E+05 J
e) 4.224E+05 J

#### KEY:QB:Ch 7:V1

QB153089888044

1)
Four charges lie at the corners of a 3 cm by 3 cm square as shown (i.e., a=b=3 cm.) The charges are q1=4 μC, q2=6 μC, q3=9 μC, and q4=11 μC. How much work was required to assemble these four charges from infinity?
-a) 6.598E+01 J
-b) 7.258E+01 J
-c) 7.983E+01 J
+d) 8.782E+01 J
-e) 9.660E+01 J

2) When a 4.91 V battery operates a 1.43 W bulb, how many electrons pass through it each second?

-a) 1.242E+18 electrons
-b) 1.366E+18 electrons
-c) 1.502E+18 electrons
-d) 1.653E+18 electrons
+e) 1.818E+18 electrons

3) A 12.0 V battery can move 32,000 C of charge. How many Joules does it deliver?

-a) 2.885E+05 J
-b) 3.174E+05 J
-c) 3.491E+05 J
+d) 3.840E+05 J
-e) 4.224E+05 J

### QB:Ch 7:V2

QB153089888044

1)
Four charges lie at the corners of a 5 cm by 5 cm square as shown (i.e., a=b=5 cm.) The charges are q1=3 μC, q2=4 μC, q3=6 μC, and q4=8 μC. How much work was required to assemble these four charges from infinity?
a) 2.343E+01 J
b) 2.577E+01 J
c) 2.835E+01 J
d) 3.118E+01 J
e) 3.430E+01 J

2) A 12.0 V battery can move 24,000 C of charge. How many Joules does it deliver?

a) 1.967E+05 J
b) 2.164E+05 J
c) 2.380E+05 J
d) 2.618E+05 J
e) 2.880E+05 J

3) When a 2.59 V battery operates a 2.89 W bulb, how many electrons pass through it each second?

a) 5.756E+18 electrons
b) 6.331E+18 electrons
c) 6.964E+18 electrons
d) 7.661E+18 electrons
e) 8.427E+18 electrons

#### KEY:QB:Ch 7:V2

QB153089888044

1)
Four charges lie at the corners of a 5 cm by 5 cm square as shown (i.e., a=b=5 cm.) The charges are q1=3 μC, q2=4 μC, q3=6 μC, and q4=8 μC. How much work was required to assemble these four charges from infinity?
-a) 2.343E+01 J
+b) 2.577E+01 J
-c) 2.835E+01 J
-d) 3.118E+01 J
-e) 3.430E+01 J

2) A 12.0 V battery can move 24,000 C of charge. How many Joules does it deliver?

-a) 1.967E+05 J
-b) 2.164E+05 J
-c) 2.380E+05 J
-d) 2.618E+05 J
+e) 2.880E+05 J

3) When a 2.59 V battery operates a 2.89 W bulb, how many electrons pass through it each second?

-a) 5.756E+18 electrons
-b) 6.331E+18 electrons
+c) 6.964E+18 electrons
-d) 7.661E+18 electrons
-e) 8.427E+18 electrons

### QB:Ch 8:V0

QB153089888044

1)
In the figure shown C1=19.4 μF, C2=2.49 μF, and C3=4.17 μF. The voltage source provides ε=6.35 V. What is the charge on C1?
a) 2.602E+01 μC
b) 2.862E+01 μC
c) 3.148E+01 μC
d) 3.463E+01 μC
e) 3.809E+01 μC

2) An empty parallel-plate capacitor with metal plates has an area of 2.04 m2, separated by 1.21 mm. How much charge does it store if the voltage is 7.730E+03 V?

a) 1.049E+02 μC
b) 1.154E+02 μC
c) 1.269E+02 μC
d) 1.396E+02 μC
e) 1.536E+02 μC
3)
What is the net capacitance if C1=3.27 μF, C2=2.87 μF, and C3=3.23 μF in the configuration shown?
a) 3.250E+00 μF
b) 3.575E+00 μF
c) 3.933E+00 μF
d) 4.326E+00 μF
e) 4.758E+00 μF

#### KEY:QB:Ch 8:V0

QB153089888044

1)
In the figure shown C1=19.4 μF, C2=2.49 μF, and C3=4.17 μF. The voltage source provides ε=6.35 V. What is the charge on C1?
-a) 2.602E+01 μC
-b) 2.862E+01 μC
+c) 3.148E+01 μC
-d) 3.463E+01 μC
-e) 3.809E+01 μC

2) An empty parallel-plate capacitor with metal plates has an area of 2.04 m2, separated by 1.21 mm. How much charge does it store if the voltage is 7.730E+03 V?

-a) 1.049E+02 μC
+b) 1.154E+02 μC
-c) 1.269E+02 μC
-d) 1.396E+02 μC
-e) 1.536E+02 μC
3)
What is the net capacitance if C1=3.27 μF, C2=2.87 μF, and C3=3.23 μF in the configuration shown?
-a) 3.250E+00 μF
-b) 3.575E+00 μF
-c) 3.933E+00 μF
-d) 4.326E+00 μF
+e) 4.758E+00 μF

### QB:Ch 8:V1

QB153089888044

1) An empty parallel-plate capacitor with metal plates has an area of 2.02 m2, separated by 1.44 mm. How much charge does it store if the voltage is 2.170E+03 V?

a) 2.450E+01 μC
b) 2.695E+01 μC
c) 2.965E+01 μC
d) 3.261E+01 μC
e) 3.587E+01 μC
2)
What is the net capacitance if C1=4.13 μF, C2=3.56 μF, and C3=3.57 μF in the configuration shown?
a) 5.482E+00 μF
b) 6.030E+00 μF
c) 6.633E+00 μF
d) 7.296E+00 μF
e) 8.026E+00 μF
3)
In the figure shown C1=17.5 μF, C2=2.63 μF, and C3=5.76 μF. The voltage source provides ε=15.9 V. What is the charge on C1?
a) 8.197E+01 μC
b) 9.017E+01 μC
c) 9.919E+01 μC
d) 1.091E+02 μC
e) 1.200E+02 μC

#### KEY:QB:Ch 8:V1

QB153089888044

1) An empty parallel-plate capacitor with metal plates has an area of 2.02 m2, separated by 1.44 mm. How much charge does it store if the voltage is 2.170E+03 V?

-a) 2.450E+01 μC
+b) 2.695E+01 μC
-c) 2.965E+01 μC
-d) 3.261E+01 μC
-e) 3.587E+01 μC
2)
What is the net capacitance if C1=4.13 μF, C2=3.56 μF, and C3=3.57 μF in the configuration shown?
+a) 5.482E+00 μF
-b) 6.030E+00 μF
-c) 6.633E+00 μF
-d) 7.296E+00 μF
-e) 8.026E+00 μF
3)
In the figure shown C1=17.5 μF, C2=2.63 μF, and C3=5.76 μF. The voltage source provides ε=15.9 V. What is the charge on C1?
-a) 8.197E+01 μC
+b) 9.017E+01 μC
-c) 9.919E+01 μC
-d) 1.091E+02 μC
-e) 1.200E+02 μC

### QB:Ch 8:V2

QB153089888044

1) An empty parallel-plate capacitor with metal plates has an area of 2.66 m2, separated by 1.18 mm. How much charge does it store if the voltage is 6.170E+03 V?

a) 1.231E+02 μC
b) 1.355E+02 μC
c) 1.490E+02 μC
d) 1.639E+02 μC
e) 1.803E+02 μC
2)
In the figure shown C1=17.5 μF, C2=2.63 μF, and C3=5.76 μF. The voltage source provides ε=15.9 V. What is the charge on C1?
a) 8.197E+01 μC
b) 9.017E+01 μC
c) 9.919E+01 μC
d) 1.091E+02 μC
e) 1.200E+02 μC
3)
What is the net capacitance if C1=3.06 μF, C2=3.09 μF, and C3=2.48 μF in the configuration shown?
a) 3.018E+00 μF
b) 3.320E+00 μF
c) 3.652E+00 μF
d) 4.017E+00 μF
e) 4.419E+00 μF

#### KEY:QB:Ch 8:V2

QB153089888044

1) An empty parallel-plate capacitor with metal plates has an area of 2.66 m2, separated by 1.18 mm. How much charge does it store if the voltage is 6.170E+03 V?

+a) 1.231E+02 μC
-b) 1.355E+02 μC
-c) 1.490E+02 μC
-d) 1.639E+02 μC
-e) 1.803E+02 μC
2)
In the figure shown C1=17.5 μF, C2=2.63 μF, and C3=5.76 μF. The voltage source provides ε=15.9 V. What is the charge on C1?
-a) 8.197E+01 μC
+b) 9.017E+01 μC
-c) 9.919E+01 μC
-d) 1.091E+02 μC
-e) 1.200E+02 μC
3)
What is the net capacitance if C1=3.06 μF, C2=3.09 μF, and C3=2.48 μF in the configuration shown?
-a) 3.018E+00 μF
-b) 3.320E+00 μF
-c) 3.652E+00 μF
+d) 4.017E+00 μF
-e) 4.419E+00 μF

### QB:Ch 9:V0

QB153089888044

1) A make-believe metal has a density of 1.580E+04 kg/m3 and an atomic mass of 41.5 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

a) 2.292E+29 e/m3
b) 2.521E+29 e/m3
c) 2.773E+29 e/m3
d) 3.051E+29 e/m3
e) 3.356E+29 e/m3

2) The charge passing a plane intersecting a wire is ${\displaystyle Q_{M}=\left(1-e^{t/\tau }\right)}$, where ${\displaystyle Q_{M}}$=63 C and ${\displaystyle \tau =}$0.0149 s. What is the current at ${\displaystyle t=}$0.0172 s?

a) 1.212E+03 A
b) 1.333E+03 A
c) 1.466E+03 A
d) 1.613E+03 A
e) 1.774E+03 A

3) Calculate the resistance of a 12-gauge copper wire that is 19 m long and carries a current of 59 mA. The resistivity of copper is 1.680E-08 Ω·m and 12-gauge wire as a cross-sectional area of 3.31 mm2.

a) 7.970E-02 Ω
b) 8.767E-02 Ω
c) 9.644E-02 Ω
d) 1.061E-01 Ω
e) 1.167E-01 Ω

#### KEY:QB:Ch 9:V0

QB153089888044

1) A make-believe metal has a density of 1.580E+04 kg/m3 and an atomic mass of 41.5 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

+a) 2.292E+29 e/m3
-b) 2.521E+29 e/m3
-c) 2.773E+29 e/m3
-d) 3.051E+29 e/m3
-e) 3.356E+29 e/m3

2) The charge passing a plane intersecting a wire is ${\displaystyle Q_{M}=\left(1-e^{t/\tau }\right)}$, where ${\displaystyle Q_{M}}$=63 C and ${\displaystyle \tau =}$0.0149 s. What is the current at ${\displaystyle t=}$0.0172 s?

-a) 1.212E+03 A
+b) 1.333E+03 A
-c) 1.466E+03 A
-d) 1.613E+03 A
-e) 1.774E+03 A

3) Calculate the resistance of a 12-gauge copper wire that is 19 m long and carries a current of 59 mA. The resistivity of copper is 1.680E-08 Ω·m and 12-gauge wire as a cross-sectional area of 3.31 mm2.

-a) 7.970E-02 Ω
-b) 8.767E-02 Ω
+c) 9.644E-02 Ω
-d) 1.061E-01 Ω
-e) 1.167E-01 Ω

### QB:Ch 9:V1

QB153089888044

1) Calculate the resistance of a 12-gauge copper wire that is 19 m long and carries a current of 59 mA. The resistivity of copper is 1.680E-08 Ω·m and 12-gauge wire as a cross-sectional area of 3.31 mm2.

a) 7.970E-02 Ω
b) 8.767E-02 Ω
c) 9.644E-02 Ω
d) 1.061E-01 Ω
e) 1.167E-01 Ω

2) A make-believe metal has a density of 5.880E+03 kg/m3 and an atomic mass of 87.4 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

a) 3.347E+28 e/m3
b) 3.682E+28 e/m3
c) 4.050E+28 e/m3
d) 4.455E+28 e/m3
e) 4.901E+28 e/m3

3) The charge passing a plane intersecting a wire is ${\displaystyle Q_{M}=\left(1-e^{t/\tau }\right)}$, where ${\displaystyle Q_{M}}$=78 C and ${\displaystyle \tau =}$0.0244 s. What is the current at ${\displaystyle t=}$0.0225 s?

a) 1.271E+03 A
b) 1.398E+03 A
c) 1.538E+03 A
d) 1.692E+03 A
e) 1.861E+03 A

#### KEY:QB:Ch 9:V1

QB153089888044

1) Calculate the resistance of a 12-gauge copper wire that is 19 m long and carries a current of 59 mA. The resistivity of copper is 1.680E-08 Ω·m and 12-gauge wire as a cross-sectional area of 3.31 mm2.

-a) 7.970E-02 Ω
-b) 8.767E-02 Ω
+c) 9.644E-02 Ω
-d) 1.061E-01 Ω
-e) 1.167E-01 Ω

2) A make-believe metal has a density of 5.880E+03 kg/m3 and an atomic mass of 87.4 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

-a) 3.347E+28 e/m3
-b) 3.682E+28 e/m3
+c) 4.050E+28 e/m3
-d) 4.455E+28 e/m3
-e) 4.901E+28 e/m3

3) The charge passing a plane intersecting a wire is ${\displaystyle Q_{M}=\left(1-e^{t/\tau }\right)}$, where ${\displaystyle Q_{M}}$=78 C and ${\displaystyle \tau =}$0.0244 s. What is the current at ${\displaystyle t=}$0.0225 s?

+a) 1.271E+03 A
-b) 1.398E+03 A
-c) 1.538E+03 A
-d) 1.692E+03 A
-e) 1.861E+03 A

### QB:Ch 9:V2

QB153089888044

1) A make-believe metal has a density of 1.810E+04 kg/m3 and an atomic mass of 14.0 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

a) 5.847E+29 e/m3
b) 6.432E+29 e/m3
c) 7.075E+29 e/m3
d) 7.783E+29 e/m3
e) 8.561E+29 e/m3

2) Calculate the resistance of a 12-gauge copper wire that is 19 m long and carries a current of 59 mA. The resistivity of copper is 1.680E-08 Ω·m and 12-gauge wire as a cross-sectional area of 3.31 mm2.

a) 7.970E-02 Ω
b) 8.767E-02 Ω
c) 9.644E-02 Ω
d) 1.061E-01 Ω
e) 1.167E-01 Ω

3) The charge passing a plane intersecting a wire is ${\displaystyle Q_{M}=\left(1-e^{t/\tau }\right)}$, where ${\displaystyle Q_{M}}$=85 C and ${\displaystyle \tau =}$0.021 s. What is the current at ${\displaystyle t=}$0.0128 s?

a) 1.503E+03 A
b) 1.653E+03 A
c) 1.818E+03 A
d) 2.000E+03 A
e) 2.200E+03 A

#### KEY:QB:Ch 9:V2

QB153089888044

1) A make-believe metal has a density of 1.810E+04 kg/m3 and an atomic mass of 14.0 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

-a) 5.847E+29 e/m3
-b) 6.432E+29 e/m3
-c) 7.075E+29 e/m3
+d) 7.783E+29 e/m3
-e) 8.561E+29 e/m3

2) Calculate the resistance of a 12-gauge copper wire that is 19 m long and carries a current of 59 mA. The resistivity of copper is 1.680E-08 Ω·m and 12-gauge wire as a cross-sectional area of 3.31 mm2.

-a) 7.970E-02 Ω
-b) 8.767E-02 Ω
+c) 9.644E-02 Ω
-d) 1.061E-01 Ω
-e) 1.167E-01 Ω

3) The charge passing a plane intersecting a wire is ${\displaystyle Q_{M}=\left(1-e^{t/\tau }\right)}$, where ${\displaystyle Q_{M}}$=85 C and ${\displaystyle \tau =}$0.021 s. What is the current at ${\displaystyle t=}$0.0128 s?

-a) 1.503E+03 A
-b) 1.653E+03 A
-c) 1.818E+03 A
-d) 2.000E+03 A
+e) 2.200E+03 A

### QB:Ch 10:V0

QB153089888044

1)
Two sources of emf ε1=57.0 V, and ε2=18.1 V are oriented as shownin the circuit. The resistances are R1=4.95 kΩ and R2=2.09 kΩ. Three other currents enter and exit or exit from portions of the circuit that lie outside the dotted rectangle and are not shown. I3=4.23 mA and I4=1.04 mA enter and leave near R2, while the current I5 exits near R1.What is the magnitude (absolute value) of voltage drop across R1?
a) 1.921E+01 V
b) 2.114E+01 V
c) 2.325E+01 V
d) 2.557E+01 V
e) 2.813E+01 V
2)
In the circuit shown the voltage across the capaciator is zero at time t=0 when a switch is closed putting the capacitor into contact with a power supply of 130 V. If the combined external and internal resistance is 109 &Omega and the capacitance is 59 mF, how long will it take for the capacitor's voltage to reach 69.9 V?
a) 3.728E+00 s
b) 4.101E+00 s
c) 4.511E+00 s
d) 4.962E+00 s
e) 5.458E+00 s

3) A given battery has a 11 V emf and an internal resistance of 0.0998 Ω. If it is connected to a 0.417 Ω resistor what is the power dissipated by that load?

a) 1.419E+02 W
b) 1.561E+02 W
c) 1.717E+02 W
d) 1.889E+02 W
e) 2.078E+02 W

#### KEY:QB:Ch 10:V0

QB153089888044

1)
Two sources of emf ε1=57.0 V, and ε2=18.1 V are oriented as shownin the circuit. The resistances are R1=4.95 kΩ and R2=2.09 kΩ. Three other currents enter and exit or exit from portions of the circuit that lie outside the dotted rectangle and are not shown. I3=4.23 mA and I4=1.04 mA enter and leave near R2, while the current I5 exits near R1.What is the magnitude (absolute value) of voltage drop across R1?
-a) 1.921E+01 V
+b) 2.114E+01 V
-c) 2.325E+01 V
-d) 2.557E+01 V
-e) 2.813E+01 V
2)
In the circuit shown the voltage across the capaciator is zero at time t=0 when a switch is closed putting the capacitor into contact with a power supply of 130 V. If the combined external and internal resistance is 109 &Omega and the capacitance is 59 mF, how long will it take for the capacitor's voltage to reach 69.9 V?
-a) 3.728E+00 s
-b) 4.101E+00 s
-c) 4.511E+00 s
+d) 4.962E+00 s
-e) 5.458E+00 s

3) A given battery has a 11 V emf and an internal resistance of 0.0998 Ω. If it is connected to a 0.417 Ω resistor what is the power dissipated by that load?

-a) 1.419E+02 W
-b) 1.561E+02 W
-c) 1.717E+02 W
+d) 1.889E+02 W
-e) 2.078E+02 W

### QB:Ch 10:V1

QB153089888044

1)
Two sources of emf ε1=57.0 V, and ε2=18.1 V are oriented as shownin the circuit. The resistances are R1=4.95 kΩ and R2=2.09 kΩ. Three other currents enter and exit or exit from portions of the circuit that lie outside the dotted rectangle and are not shown. I3=4.23 mA and I4=1.04 mA enter and leave near R2, while the current I5 exits near R1.What is the magnitude (absolute value) of voltage drop across R1?
a) 1.921E+01 V
b) 2.114E+01 V
c) 2.325E+01 V
d) 2.557E+01 V
e) 2.813E+01 V
2)
In the circuit shown the voltage across the capaciator is zero at time t=0 when a switch is closed putting the capacitor into contact with a power supply of 351 V. If the combined external and internal resistance is 148 &Omega and the capacitance is 60 mF, how long will it take for the capacitor's voltage to reach 227.0 V?
a) 9.240E+00 s
b) 1.016E+01 s
c) 1.118E+01 s
d) 1.230E+01 s
e) 1.353E+01 s

3) A given battery has a 11 V emf and an internal resistance of 0.0998 Ω. If it is connected to a 0.417 Ω resistor what is the power dissipated by that load?

a) 1.419E+02 W
b) 1.561E+02 W
c) 1.717E+02 W
d) 1.889E+02 W
e) 2.078E+02 W

#### KEY:QB:Ch 10:V1

QB153089888044

1)
Two sources of emf ε1=57.0 V, and ε2=18.1 V are oriented as shownin the circuit. The resistances are R1=4.95 kΩ and R2=2.09 kΩ. Three other currents enter and exit or exit from portions of the circuit that lie outside the dotted rectangle and are not shown. I3=4.23 mA and I4=1.04 mA enter and leave near R2, while the current I5 exits near R1.What is the magnitude (absolute value) of voltage drop across R1?
-a) 1.921E+01 V
+b) 2.114E+01 V
-c) 2.325E+01 V
-d) 2.557E+01 V
-e) 2.813E+01 V
2)
In the circuit shown the voltage across the capaciator is zero at time t=0 when a switch is closed putting the capacitor into contact with a power supply of 351 V. If the combined external and internal resistance is 148 &Omega and the capacitance is 60 mF, how long will it take for the capacitor's voltage to reach 227.0 V?
+a) 9.240E+00 s
-b) 1.016E+01 s
-c) 1.118E+01 s
-d) 1.230E+01 s
-e) 1.353E+01 s

3) A given battery has a 11 V emf and an internal resistance of 0.0998 Ω. If it is connected to a 0.417 Ω resistor what is the power dissipated by that load?

-a) 1.419E+02 W
-b) 1.561E+02 W
-c) 1.717E+02 W
+d) 1.889E+02 W
-e) 2.078E+02 W

### QB:Ch 10:V2

QB153089888044

1) A given battery has a 15 V emf and an internal resistance of 0.113 Ω. If it is connected to a 0.645 Ω resistor what is the power dissipated by that load?

a) 1.898E+02 W
b) 2.087E+02 W
c) 2.296E+02 W
d) 2.526E+02 W
e) 2.778E+02 W
2)
Two sources of emf ε1=16.8 V, and ε2=7.15 V are oriented as shownin the circuit. The resistances are R1=3.12 kΩ and R2=1.51 kΩ. Three other currents enter and exit or exit from portions of the circuit that lie outside the dotted rectangle and are not shown. I3=1.95 mA and I4=0.603 mA enter and leave near R2, while the current I5 exits near R1.What is the magnitude (absolute value) of voltage drop across R1?
a) 4.108E+00 V
b) 4.519E+00 V
c) 4.970E+00 V
d) 5.468E+00 V
e) 6.014E+00 V
3)
In the circuit shown the voltage across the capaciator is zero at time t=0 when a switch is closed putting the capacitor into contact with a power supply of 466 V. If the combined external and internal resistance is 123 &Omega and the capacitance is 76 mF, how long will it take for the capacitor's voltage to reach 331.0 V?
a) 9.571E+00 s
b) 1.053E+01 s
c) 1.158E+01 s
d) 1.274E+01 s
e) 1.401E+01 s

#### KEY:QB:Ch 10:V2

QB153089888044

1) A given battery has a 15 V emf and an internal resistance of 0.113 Ω. If it is connected to a 0.645 Ω resistor what is the power dissipated by that load?

-a) 1.898E+02 W
-b) 2.087E+02 W
-c) 2.296E+02 W
+d) 2.526E+02 W
-e) 2.778E+02 W
2)
Two sources of emf ε1=16.8 V, and ε2=7.15 V are oriented as shownin the circuit. The resistances are R1=3.12 kΩ and R2=1.51 kΩ. Three other currents enter and exit or exit from portions of the circuit that lie outside the dotted rectangle and are not shown. I3=1.95 mA and I4=0.603 mA enter and leave near R2, while the current I5 exits near R1.What is the magnitude (absolute value) of voltage drop across R1?
-a) 4.108E+00 V
+b) 4.519E+00 V
-c) 4.970E+00 V
-d) 5.468E+00 V
-e) 6.014E+00 V
3)
In the circuit shown the voltage across the capaciator is zero at time t=0 when a switch is closed putting the capacitor into contact with a power supply of 466 V. If the combined external and internal resistance is 123 &Omega and the capacitance is 76 mF, how long will it take for the capacitor's voltage to reach 331.0 V?
-a) 9.571E+00 s
-b) 1.053E+01 s
+c) 1.158E+01 s
-d) 1.274E+01 s
-e) 1.401E+01 s

### QB:Ch 11:V0

QB153089888044

1)
The silver ribbon shown are a=3.68 cm, b=2.66 cm, and c= 0.505 cm. The current carries a current of 113 A and it lies in a uniform magnetic field of 3.12 T. Using the density of 5.900E+28 electrons per cubic meter for silver, find the Hallpotential between the edges of the ribbon.
a) 6.104E-06 V
b) 6.714E-06 V
c) 7.385E-06 V
d) 8.124E-06 V
e) 8.936E-06 V

2) An electron beam (m=9.1 x 10−31kg, q=1.6 x 10−19C) enters a crossed-field velocity selector with magnetic and electric fields of 4.15 mT and 4.440E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

a) 1.070E+06 m/s
b) 1.177E+06 m/s
c) 1.295E+06 m/s
d) 1.424E+06 m/s
e) 1.566E+06 m/s

3) An alpha-particle (m=6.64x10−27kg, q=3.2x10−19C) briefly enters a uniform magnetic field of magnitude 0.0243 T . It emerges after being deflected by 82° from its original direction. How much time did it spend in that magnetic field?

a) 1.222E-06 s
b) 1.344E-06 s
c) 1.479E-06 s
d) 1.627E-06 s
e) 1.789E-06 s

#### KEY:QB:Ch 11:V0

QB153089888044

1)
The silver ribbon shown are a=3.68 cm, b=2.66 cm, and c= 0.505 cm. The current carries a current of 113 A and it lies in a uniform magnetic field of 3.12 T. Using the density of 5.900E+28 electrons per cubic meter for silver, find the Hallpotential between the edges of the ribbon.
-a) 6.104E-06 V
-b) 6.714E-06 V
+c) 7.385E-06 V
-d) 8.124E-06 V
-e) 8.936E-06 V

2) An electron beam (m=9.1 x 10−31kg, q=1.6 x 10−19C) enters a crossed-field velocity selector with magnetic and electric fields of 4.15 mT and 4.440E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

+a) 1.070E+06 m/s
-b) 1.177E+06 m/s
-c) 1.295E+06 m/s
-d) 1.424E+06 m/s
-e) 1.566E+06 m/s

3) An alpha-particle (m=6.64x10−27kg, q=3.2x10−19C) briefly enters a uniform magnetic field of magnitude 0.0243 T . It emerges after being deflected by 82° from its original direction. How much time did it spend in that magnetic field?

+a) 1.222E-06 s
-b) 1.344E-06 s
-c) 1.479E-06 s
-d) 1.627E-06 s
-e) 1.789E-06 s

### QB:Ch 11:V1

QB153089888044

1) An electron beam (m=9.1 x 10−31kg, q=1.6 x 10−19C) enters a crossed-field velocity selector with magnetic and electric fields of 9.23 mT and 6.120E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

a) 4.982E+05 m/s
b) 5.480E+05 m/s
c) 6.028E+05 m/s
d) 6.631E+05 m/s
e) 7.294E+05 m/s

2) An alpha-particle (m=6.64x10−27kg, q=3.2x10−19C) briefly enters a uniform magnetic field of magnitude 0.0279 T . It emerges after being deflected by 82° from its original direction. How much time did it spend in that magnetic field?

a) 7.270E-07 s
b) 7.997E-07 s
c) 8.797E-07 s
d) 9.676E-07 s
e) 1.064E-06 s
3)
The silver ribbon shown are a=3.55 cm, b=2.99 cm, and c= 1.03 cm. The current carries a current of 135 A and it lies in a uniform magnetic field of 1.26 T. Using the density of 5.900E+28 electrons per cubic meter for silver, find the Hallpotential between the edges of the ribbon.
a) 1.193E-06 V
b) 1.313E-06 V
c) 1.444E-06 V
d) 1.588E-06 V
e) 1.747E-06 V

#### KEY:QB:Ch 11:V1

QB153089888044

1) An electron beam (m=9.1 x 10−31kg, q=1.6 x 10−19C) enters a crossed-field velocity selector with magnetic and electric fields of 9.23 mT and 6.120E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

-a) 4.982E+05 m/s
-b) 5.480E+05 m/s
-c) 6.028E+05 m/s
+d) 6.631E+05 m/s
-e) 7.294E+05 m/s

2) An alpha-particle (m=6.64x10−27kg, q=3.2x10−19C) briefly enters a uniform magnetic field of magnitude 0.0279 T . It emerges after being deflected by 82° from its original direction. How much time did it spend in that magnetic field?

-a) 7.270E-07 s
-b) 7.997E-07 s
-c) 8.797E-07 s
-d) 9.676E-07 s
+e) 1.064E-06 s
3)
The silver ribbon shown are a=3.55 cm, b=2.99 cm, and c= 1.03 cm. The current carries a current of 135 A and it lies in a uniform magnetic field of 1.26 T. Using the density of 5.900E+28 electrons per cubic meter for silver, find the Hallpotential between the edges of the ribbon.
-a) 1.193E-06 V
-b) 1.313E-06 V
-c) 1.444E-06 V
-d) 1.588E-06 V
+e) 1.747E-06 V

### QB:Ch 11:V2

QB153089888044

1) An alpha-particle (m=6.64x10−27kg, q=3.2x10−19C) briefly enters a uniform magnetic field of magnitude 0.0837 T . It emerges after being deflected by 41° from its original direction. How much time did it spend in that magnetic field?

a) 1.212E-07 s
b) 1.333E-07 s
c) 1.466E-07 s
d) 1.613E-07 s
e) 1.774E-07 s
2)
The silver ribbon shown are a=3.47 cm, b=2.98 cm, and c= 0.681 cm. The current carries a current of 289 A and it lies in a uniform magnetic field of 3.37 T. Using the density of 5.900E+28 electrons per cubic meter for silver, find the Hallpotential between the edges of the ribbon.
a) 1.375E-05 V
b) 1.513E-05 V
c) 1.664E-05 V
d) 1.831E-05 V
e) 2.014E-05 V

3) An electron beam (m=9.1 x 10−31kg, q=1.6 x 10−19C) enters a crossed-field velocity selector with magnetic and electric fields of 5.46 mT and 1.710E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

a) 3.132E+05 m/s
b) 3.445E+05 m/s
c) 3.790E+05 m/s
d) 4.169E+05 m/s
e) 4.585E+05 m/s

#### KEY:QB:Ch 11:V2

QB153089888044

1) An alpha-particle (m=6.64x10−27kg, q=3.2x10−19C) briefly enters a uniform magnetic field of magnitude 0.0837 T . It emerges after being deflected by 41° from its original direction. How much time did it spend in that magnetic field?

-a) 1.212E-07 s
-b) 1.333E-07 s
-c) 1.466E-07 s
-d) 1.613E-07 s
+e) 1.774E-07 s
2)
The silver ribbon shown are a=3.47 cm, b=2.98 cm, and c= 0.681 cm. The current carries a current of 289 A and it lies in a uniform magnetic field of 3.37 T. Using the density of 5.900E+28 electrons per cubic meter for silver, find the Hallpotential between the edges of the ribbon.
-a) 1.375E-05 V
+b) 1.513E-05 V
-c) 1.664E-05 V
-d) 1.831E-05 V
-e) 2.014E-05 V

3) An electron beam (m=9.1 x 10−31kg, q=1.6 x 10−19C) enters a crossed-field velocity selector with magnetic and electric fields of 5.46 mT and 1.710E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

+a) 3.132E+05 m/s
-b) 3.445E+05 m/s
-c) 3.790E+05 m/s
-d) 4.169E+05 m/s
-e) 4.585E+05 m/s

### QB:Ch 12:V0

QB153089888044

1) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 26 turns per centimeter and the current applied to the solenoid is 533 mA, the net magnetic field is measured to be 1.31 T. What is the magnetic susceptibility for this case?

a) ${\displaystyle \chi {\text{ (chi) }}=}$ 7.512E+02
b) ${\displaystyle \chi {\text{ (chi) }}=}$ 8.264E+02
c) ${\displaystyle \chi {\text{ (chi) }}=}$ 9.090E+02
d) ${\displaystyle \chi {\text{ (chi) }}=}$ 9.999E+02
e) ${\displaystyle \chi {\text{ (chi) }}=}$ 1.100E+03
2)
Three wires sit at the corners of a square of length 0.64 cm. The currents all are in the positive-z direction (i.e. all come out of the paper in the figure shown.) The currents (I1, I2, I2) are (1.76 A, 1.02 A, 1.08 A), respectively. What is the x-component of the magnetic field at point P?
a) Bx= 3.394E-05 T
b) Bx= 3.733E-05 T
c) Bx= 4.106E-05 T
d) Bx= 4.517E-05 T
e) Bx= 4.969E-05 T
3)
The numbers (1,2,3) in the figure shown represent three currents flowing in or out of the page: I1 and I3 flow out of the page, and I2 flows into the page, as shown. Two closed paths are shown, labeled ${\displaystyle \beta }$ and ${\displaystyle \omega }$. If I1=2.39 kA, I2=0.414 kA, and I3=1.3 kA, take the ${\displaystyle \omega }$ path and evalulate the line integral,
${\displaystyle \oint {\vec {B}}\cdot d{\vec {\ell }}}$:
a) 2.812E-03 T-m
b) 3.093E-03 T-m
c) 3.402E-03 T-m
d) 3.742E-03 T-m
e) 4.117E-03 T-m

#### KEY:QB:Ch 12:V0

QB153089888044

1) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 26 turns per centimeter and the current applied to the solenoid is 533 mA, the net magnetic field is measured to be 1.31 T. What is the magnetic susceptibility for this case?

+a) ${\displaystyle \chi {\text{ (chi) }}=}$ 7.512E+02
-b) ${\displaystyle \chi {\text{ (chi) }}=}$ 8.264E+02
-c) ${\displaystyle \chi {\text{ (chi) }}=}$ 9.090E+02
-d) ${\displaystyle \chi {\text{ (chi) }}=}$ 9.999E+02
-e) ${\displaystyle \chi {\text{ (chi) }}=}$ 1.100E+03
2)
Three wires sit at the corners of a square of length 0.64 cm. The currents all are in the positive-z direction (i.e. all come out of the paper in the figure shown.) The currents (I1, I2, I2) are (1.76 A, 1.02 A, 1.08 A), respectively. What is the x-component of the magnetic field at point P?
-a) Bx= 3.394E-05 T
-b) Bx= 3.733E-05 T
-c) Bx= 4.106E-05 T
-d) Bx= 4.517E-05 T
+e) Bx= 4.969E-05 T
3)
The numbers (1,2,3) in the figure shown represent three currents flowing in or out of the page: I1 and I3 flow out of the page, and I2 flows into the page, as shown. Two closed paths are shown, labeled ${\displaystyle \beta }$ and ${\displaystyle \omega }$. If I1=2.39 kA, I2=0.414 kA, and I3=1.3 kA, take the ${\displaystyle \omega }$ path and evalulate the line integral,
${\displaystyle \oint {\vec {B}}\cdot d{\vec {\ell }}}$:
-a) 2.812E-03 T-m
-b) 3.093E-03 T-m
-c) 3.402E-03 T-m
-d) 3.742E-03 T-m
+e) 4.117E-03 T-m

### QB:Ch 12:V1

QB153089888044

1)
The numbers (1,2,3) in the figure shown represent three currents flowing in or out of the page: I1 and I3 flow out of the page, and I2 flows into the page, as shown. Two closed paths are shown, labeled ${\displaystyle \beta }$ and ${\displaystyle \omega }$. If I1=2.89 kA, I2=1.19 kA, and I3=3.5 kA, take the ${\displaystyle \omega }$ path and evalulate the line integral,
${\displaystyle \oint {\vec {B}}\cdot d{\vec {\ell }}}$:
a) 6.535E-03 T-m
b) 7.188E-03 T-m
c) 7.907E-03 T-m
d) 8.697E-03 T-m
e) 9.567E-03 T-m

2) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 22 turns per centimeter and the current applied to the solenoid is 568 mA, the net magnetic field is measured to be 1.29 T. What is the magnetic susceptibility for this case?

a) ${\displaystyle \chi {\text{ (chi) }}=}$ 8.205E+02
b) ${\displaystyle \chi {\text{ (chi) }}=}$ 9.026E+02
c) ${\displaystyle \chi {\text{ (chi) }}=}$ 9.928E+02
d) ${\displaystyle \chi {\text{ (chi) }}=}$ 1.092E+03
e) ${\displaystyle \chi {\text{ (chi) }}=}$ 1.201E+03
3)
Three wires sit at the corners of a square of length 0.705 cm. The currents all are in the positive-z direction (i.e. all come out of the paper in the figure shown.) The currents (I1, I2, I2) are (1.92 A, 1.14 A, 1.11 A), respectively. What is the x-component of the magnetic field at point P?
a) Bx= 4.333E-05 T
b) Bx= 4.766E-05 T
c) Bx= 5.243E-05 T
d) Bx= 5.767E-05 T
e) Bx= 6.343E-05 T

#### KEY:QB:Ch 12:V1

QB153089888044

1)
The numbers (1,2,3) in the figure shown represent three currents flowing in or out of the page: I1 and I3 flow out of the page, and I2 flows into the page, as shown. Two closed paths are shown, labeled ${\displaystyle \beta }$ and ${\displaystyle \omega }$. If I1=2.89 kA, I2=1.19 kA, and I3=3.5 kA, take the ${\displaystyle \omega }$ path and evalulate the line integral,
${\displaystyle \oint {\vec {B}}\cdot d{\vec {\ell }}}$:
+a) 6.535E-03 T-m
-b) 7.188E-03 T-m
-c) 7.907E-03 T-m
-d) 8.697E-03 T-m
-e) 9.567E-03 T-m

2) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 22 turns per centimeter and the current applied to the solenoid is 568 mA, the net magnetic field is measured to be 1.29 T. What is the magnetic susceptibility for this case?

+a) ${\displaystyle \chi {\text{ (chi) }}=}$ 8.205E+02
-b) ${\displaystyle \chi {\text{ (chi) }}=}$ 9.026E+02
-c) ${\displaystyle \chi {\text{ (chi) }}=}$ 9.928E+02
-d) ${\displaystyle \chi {\text{ (chi) }}=}$ 1.092E+03
-e) ${\displaystyle \chi {\text{ (chi) }}=}$ 1.201E+03
3)
Three wires sit at the corners of a square of length 0.705 cm. The currents all are in the positive-z direction (i.e. all come out of the paper in the figure shown.) The currents (I1, I2, I2) are (1.92 A, 1.14 A, 1.11 A), respectively. What is the x-component of the magnetic field at point P?
-a) Bx= 4.333E-05 T
+b) Bx= 4.766E-05 T
-c) Bx= 5.243E-05 T
-d) Bx= 5.767E-05 T
-e) Bx= 6.343E-05 T

### QB:Ch 12:V2

QB153089888044

1) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 24 turns per centimeter and the current applied to the solenoid is 242 mA, the net magnetic field is measured to be 1.38 T. What is the magnetic susceptibility for this case?

a) ${\displaystyle \chi {\text{ (chi) }}=}$ 1.718E+03
b) ${\displaystyle \chi {\text{ (chi) }}=}$ 1.890E+03
c) ${\displaystyle \chi {\text{ (chi) }}=}$ 2.079E+03
d) ${\displaystyle \chi {\text{ (chi) }}=}$ 2.287E+03
e) ${\displaystyle \chi {\text{ (chi) }}=}$ 2.515E+03
2)
The numbers (1,2,3) in the figure shown represent three currents flowing in or out of the page: I1 and I3 flow out of the page, and I2 flows into the page, as shown. Two closed paths are shown, labeled ${\displaystyle \beta }$ and ${\displaystyle \omega }$. If I1=2.35 kA, I2=0.809 kA, and I3=2.34 kA, take the ${\displaystyle \omega }$ path and evalulate the line integral,
${\displaystyle \oint {\vec {B}}\cdot d{\vec {\ell }}}$:
a) 4.031E-03 T-m
b) 4.434E-03 T-m
c) 4.877E-03 T-m
d) 5.365E-03 T-m
e) 5.901E-03 T-m
3)
Three wires sit at the corners of a square of length 0.518 cm. The currents all are in the positive-z direction (i.e. all come out of the paper in the figure shown.) The currents (I1, I2, I2) are (1.31 A, 1.32 A, 1.62 A), respectively. What is the x-component of the magnetic field at point P?
a) Bx= 6.013E-05 T
b) Bx= 6.614E-05 T
c) Bx= 7.275E-05 T
d) Bx= 8.003E-05 T
e) Bx= 8.803E-05 T

#### KEY:QB:Ch 12:V2

QB153089888044

1) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 24 turns per centimeter and the current applied to the solenoid is 242 mA, the net magnetic field is measured to be 1.38 T. What is the magnetic susceptibility for this case?

-a) ${\displaystyle \chi {\text{ (chi) }}=}$ 1.718E+03
+b) ${\displaystyle \chi {\text{ (chi) }}=}$ 1.890E+03
-c) ${\displaystyle \chi {\text{ (chi) }}=}$ 2.079E+03
-d) ${\displaystyle \chi {\text{ (chi) }}=}$ 2.287E+03
-e) ${\displaystyle \chi {\text{ (chi) }}=}$ 2.515E+03
2)
The numbers (1,2,3) in the figure shown represent three currents flowing in or out of the page: I1 and I3 flow out of the page, and I2 flows into the page, as shown. Two closed paths are shown, labeled ${\displaystyle \beta }$ and ${\displaystyle \omega }$. If I1=2.35 kA, I2=0.809 kA, and I3=2.34 kA, take the ${\displaystyle \omega }$ path and evalulate the line integral,
${\displaystyle \oint {\vec {B}}\cdot d{\vec {\ell }}}$:
-a) 4.031E-03 T-m
-b) 4.434E-03 T-m
+c) 4.877E-03 T-m
-d) 5.365E-03 T-m
-e) 5.901E-03 T-m
3)
Three wires sit at the corners of a square of length 0.518 cm. The currents all are in the positive-z direction (i.e. all come out of the paper in the figure shown.) The currents (I1, I2, I2) are (1.31 A, 1.32 A, 1.62 A), respectively. What is the x-component of the magnetic field at point P?
-a) Bx= 6.013E-05 T
-b) Bx= 6.614E-05 T
-c) Bx= 7.275E-05 T
-d) Bx= 8.003E-05 T
+e) Bx= 8.803E-05 T

### QB:Ch 13:V0

QB153089888044

1) A spatially uniform magnetic points in the z-direction and oscilates with time as ${\displaystyle {\vec {B}}(t)=B_{0}\sin \omega t}$ where ${\displaystyle B_{0}=}$1.97 T and ${\displaystyle \omega =}$5.410E+03 s−1. Suppose the electric field is always zero at point ${\displaystyle {\mathcal {O}}}$, and consider a circle of radius 0.244 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral ${\displaystyle \oint {\vec {B}}\cdot d{\vec {s}}}$ around the circle.

a) 1.485E+04 V
b) 1.634E+04 V
c) 1.797E+04 V
d) 1.977E+04 V
e) 2.175E+04 V

2) The current through the windings of a solenoid with n= 2.590E+03 turns per meter is changing at a rate dI/dt=11 A/s. The solenoid is 95 cm long and has a cross-sectional diameter of 2.29 cm. A small coil consisting of N=25turns wraped in a circle of diameter 1.15 cm is placed in the middle of the solenoid such that the plane of the coil is perpendicular to the central axis of the solenoid. Assume that the infinite-solenoid approximation is valid inside the small coil. What is the emf induced in the coil?

a) 6.985E-05 V
b) 7.683E-05 V
c) 8.452E-05 V
d) 9.297E-05 V
e) 1.023E-04 V

3) Calculate the motional emf induced along a 48.8 km conductor moving at an orbital speed of 7.88 km/s perpendicular to Earth's 4.660E-05 Tesla magnetic field.

a) 1.224E+04 V
b) 1.346E+04 V
c) 1.481E+04 V
d) 1.629E+04 V
e) 1.792E+04 V

#### KEY:QB:Ch 13:V0

QB153089888044

1) A spatially uniform magnetic points in the z-direction and oscilates with time as ${\displaystyle {\vec {B}}(t)=B_{0}\sin \omega t}$ where ${\displaystyle B_{0}=}$1.97 T and ${\displaystyle \omega =}$5.410E+03 s−1. Suppose the electric field is always zero at point ${\displaystyle {\mathcal {O}}}$, and consider a circle of radius 0.244 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral ${\displaystyle \oint {\vec {B}}\cdot d{\vec {s}}}$ around the circle.

-a) 1.485E+04 V
+b) 1.634E+04 V
-c) 1.797E+04 V
-d) 1.977E+04 V
-e) 2.175E+04 V

2) The current through the windings of a solenoid with n= 2.590E+03 turns per meter is changing at a rate dI/dt=11 A/s. The solenoid is 95 cm long and has a cross-sectional diameter of 2.29 cm. A small coil consisting of N=25turns wraped in a circle of diameter 1.15 cm is placed in the middle of the solenoid such that the plane of the coil is perpendicular to the central axis of the solenoid. Assume that the infinite-solenoid approximation is valid inside the small coil. What is the emf induced in the coil?

-a) 6.985E-05 V
-b) 7.683E-05 V
-c) 8.452E-05 V
+d) 9.297E-05 V
-e) 1.023E-04 V

3) Calculate the motional emf induced along a 48.8 km conductor moving at an orbital speed of 7.88 km/s perpendicular to Earth's 4.660E-05 Tesla magnetic field.

-a) 1.224E+04 V
-b) 1.346E+04 V
-c) 1.481E+04 V
-d) 1.629E+04 V
+e) 1.792E+04 V

### QB:Ch 13:V1

QB153089888044

1) The current through the windings of a solenoid with n= 2.400E+03 turns per meter is changing at a rate dI/dt=3 A/s. The solenoid is 93 cm long and has a cross-sectional diameter of 2.13 cm. A small coil consisting of N=30turns wraped in a circle of diameter 1.35 cm is placed in the middle of the solenoid such that the plane of the coil is perpendicular to the central axis of the solenoid. Assume that the infinite-solenoid approximation is valid inside the small coil. What is the emf induced in the coil?

a) 3.885E-05 V
b) 4.274E-05 V
c) 4.701E-05 V
d) 5.171E-05 V
e) 5.688E-05 V

2) A spatially uniform magnetic points in the z-direction and oscilates with time as ${\displaystyle {\vec {B}}(t)=B_{0}\sin \omega t}$ where ${\displaystyle B_{0}=}$3.58 T and ${\displaystyle \omega =}$4.310E+03 s−1. Suppose the electric field is always zero at point ${\displaystyle {\mathcal {O}}}$, and consider a circle of radius 0.879 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral ${\displaystyle \oint {\vec {B}}\cdot d{\vec {s}}}$ around the circle.

a) 7.043E+04 V
b) 7.747E+04 V
c) 8.522E+04 V
d) 9.374E+04 V
e) 1.031E+05 V

3) Calculate the motional emf induced along a 24.7 km conductor moving at an orbital speed of 7.77 km/s perpendicular to Earth's 5.410E-05 Tesla magnetic field.

a) 7.801E+03 V
b) 8.581E+03 V
c) 9.439E+03 V
d) 1.038E+04 V
e) 1.142E+04 V

#### KEY:QB:Ch 13:V1

QB153089888044

1) The current through the windings of a solenoid with n= 2.400E+03 turns per meter is changing at a rate dI/dt=3 A/s. The solenoid is 93 cm long and has a cross-sectional diameter of 2.13 cm. A small coil consisting of N=30turns wraped in a circle of diameter 1.35 cm is placed in the middle of the solenoid such that the plane of the coil is perpendicular to the central axis of the solenoid. Assume that the infinite-solenoid approximation is valid inside the small coil. What is the emf induced in the coil?

+a) 3.885E-05 V
-b) 4.274E-05 V
-c) 4.701E-05 V
-d) 5.171E-05 V
-e) 5.688E-05 V

2) A spatially uniform magnetic points in the z-direction and oscilates with time as ${\displaystyle {\vec {B}}(t)=B_{0}\sin \omega t}$ where ${\displaystyle B_{0}=}$3.58 T and ${\displaystyle \omega =}$4.310E+03 s−1. Suppose the electric field is always zero at point ${\displaystyle {\mathcal {O}}}$, and consider a circle of radius 0.879 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral ${\displaystyle \oint {\vec {B}}\cdot d{\vec {s}}}$ around the circle.

-a) 7.043E+04 V
-b) 7.747E+04 V
+c) 8.522E+04 V
-d) 9.374E+04 V
-e) 1.031E+05 V

3) Calculate the motional emf induced along a 24.7 km conductor moving at an orbital speed of 7.77 km/s perpendicular to Earth's 5.410E-05 Tesla magnetic field.

-a) 7.801E+03 V
-b) 8.581E+03 V
-c) 9.439E+03 V
+d) 1.038E+04 V
-e) 1.142E+04 V

### QB:Ch 13:V2

QB153089888044

1) Calculate the motional emf induced along a 46.2 km conductor moving at an orbital speed of 7.9 km/s perpendicular to Earth's 4.630E-05 Tesla magnetic field.

a) 1.536E+04 V
b) 1.690E+04 V
c) 1.859E+04 V
d) 2.045E+04 V
e) 2.249E+04 V

2) A spatially uniform magnetic points in the z-direction and oscilates with time as ${\displaystyle {\vec {B}}(t)=B_{0}\sin \omega t}$ where ${\displaystyle B_{0}=}$3.11 T and ${\displaystyle \omega =}$1.150E+03 s−1. Suppose the electric field is always zero at point ${\displaystyle {\mathcal {O}}}$, and consider a circle of radius 0.171 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral ${\displaystyle \oint {\vec {B}}\cdot d{\vec {s}}}$ around the circle.

a) 2.887E+03 V
b) 3.176E+03 V
c) 3.493E+03 V
d) 3.843E+03 V
e) 4.227E+03 V

3) The current through the windings of a solenoid with n= 2.980E+03 turns per meter is changing at a rate dI/dt=9 A/s. The solenoid is 88 cm long and has a cross-sectional diameter of 2.69 cm. A small coil consisting of N=28turns wraped in a circle of diameter 1.64 cm is placed in the middle of the solenoid such that the plane of the coil is perpendicular to the central axis of the solenoid. Assume that the infinite-solenoid approximation is valid inside the small coil. What is the emf induced in the coil?

a) 1.498E-04 V
b) 1.647E-04 V
c) 1.812E-04 V
d) 1.993E-04 V
e) 2.193E-04 V

#### KEY:QB:Ch 13:V2

QB153089888044

1) Calculate the motional emf induced along a 46.2 km conductor moving at an orbital speed of 7.9 km/s perpendicular to Earth's 4.630E-05 Tesla magnetic field.

-a) 1.536E+04 V
+b) 1.690E+04 V
-c) 1.859E+04 V
-d) 2.045E+04 V
-e) 2.249E+04 V

2) A spatially uniform magnetic points in the z-direction and oscilates with time as ${\displaystyle {\vec {B}}(t)=B_{0}\sin \omega t}$ where ${\displaystyle B_{0}=}$3.11 T and ${\displaystyle \omega =}$1.150E+03 s−1. Suppose the electric field is always zero at point ${\displaystyle {\mathcal {O}}}$, and consider a circle of radius 0.171 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral ${\displaystyle \oint {\vec {B}}\cdot d{\vec {s}}}$ around the circle.

-a) 2.887E+03 V
-b) 3.176E+03 V
-c) 3.493E+03 V
+d) 3.843E+03 V
-e) 4.227E+03 V

3) The current through the windings of a solenoid with n= 2.980E+03 turns per meter is changing at a rate dI/dt=9 A/s. The solenoid is 88 cm long and has a cross-sectional diameter of 2.69 cm. A small coil consisting of N=28turns wraped in a circle of diameter 1.64 cm is placed in the middle of the solenoid such that the plane of the coil is perpendicular to the central axis of the solenoid. Assume that the infinite-solenoid approximation is valid inside the small coil. What is the emf induced in the coil?

-a) 1.498E-04 V
-b) 1.647E-04 V
-c) 1.812E-04 V
+d) 1.993E-04 V
-e) 2.193E-04 V

### QB:Ch 14:V0

QB153089888044

1) A washer has an inner diameter of 2.74 cm and an outer diamter of 4.71 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=3.9mm}$, and ${\displaystyle n=2.85}$. What is the volume of the washer?

a) 8.141E-01 cm3
b) 8.955E-01 cm3
c) 9.850E-01 cm3
d) 1.084E+00 cm3
e) 1.192E+00 cm3

2) In an LC circuit, the self-inductance is 0.0126 H and the capacitance is 3.350E-06 F. At t=0 all the energy is stored in the capacitor, which has a charge of 7.420E-05 C. How long does it take for the capacitor to become completely discharged?

a) 2.204E-04 s
b) 2.425E-04 s
c) 2.667E-04 s
d) 2.934E-04 s
e) 3.227E-04 s

3) An induced emf of 3.78V is measured across a coil of 99 closely wound turns while the current throuth it increases uniformly from 0.0 to 6.36A in 0.821s. What is the self-inductance of the coil?

a) 4.033E-01 H
b) 4.436E-01 H
c) 4.880E-01 H
d) 5.367E-01 H
e) 5.904E-01 H

#### KEY:QB:Ch 14:V0

QB153089888044

1) A washer has an inner diameter of 2.74 cm and an outer diamter of 4.71 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=3.9mm}$, and ${\displaystyle n=2.85}$. What is the volume of the washer?

+a) 8.141E-01 cm3
-b) 8.955E-01 cm3
-c) 9.850E-01 cm3
-d) 1.084E+00 cm3
-e) 1.192E+00 cm3

2) In an LC circuit, the self-inductance is 0.0126 H and the capacitance is 3.350E-06 F. At t=0 all the energy is stored in the capacitor, which has a charge of 7.420E-05 C. How long does it take for the capacitor to become completely discharged?

-a) 2.204E-04 s
-b) 2.425E-04 s
-c) 2.667E-04 s
-d) 2.934E-04 s
+e) 3.227E-04 s

3) An induced emf of 3.78V is measured across a coil of 99 closely wound turns while the current throuth it increases uniformly from 0.0 to 6.36A in 0.821s. What is the self-inductance of the coil?

-a) 4.033E-01 H
-b) 4.436E-01 H
+c) 4.880E-01 H
-d) 5.367E-01 H
-e) 5.904E-01 H

### QB:Ch 14:V1

QB153089888044

1) An induced emf of 1.7V is measured across a coil of 81 closely wound turns while the current throuth it increases uniformly from 0.0 to 7.07A in 0.174s. What is the self-inductance of the coil?

a) 3.458E-02 H
b) 3.804E-02 H
c) 4.184E-02 H
d) 4.602E-02 H
e) 5.062E-02 H

2) A washer has an inner diameter of 2.37 cm and an outer diamter of 4.84 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=4.67mm}$, and ${\displaystyle n=2.56}$. What is the volume of the washer?

a) 1.570E+00 cm3
b) 1.727E+00 cm3
c) 1.900E+00 cm3
d) 2.090E+00 cm3
e) 2.299E+00 cm3

3) In an LC circuit, the self-inductance is 0.0116 H and the capacitance is 7.040E-06 F. At t=0 all the energy is stored in the capacitor, which has a charge of 6.140E-05 C. How long does it take for the capacitor to become completely discharged?

a) 4.489E-04 s
b) 4.938E-04 s
c) 5.432E-04 s
d) 5.975E-04 s
e) 6.572E-04 s

#### KEY:QB:Ch 14:V1

QB153089888044

1) An induced emf of 1.7V is measured across a coil of 81 closely wound turns while the current throuth it increases uniformly from 0.0 to 7.07A in 0.174s. What is the self-inductance of the coil?

-a) 3.458E-02 H
-b) 3.804E-02 H
+c) 4.184E-02 H
-d) 4.602E-02 H
-e) 5.062E-02 H

2) A washer has an inner diameter of 2.37 cm and an outer diamter of 4.84 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=4.67mm}$, and ${\displaystyle n=2.56}$. What is the volume of the washer?

+a) 1.570E+00 cm3
-b) 1.727E+00 cm3
-c) 1.900E+00 cm3
-d) 2.090E+00 cm3
-e) 2.299E+00 cm3

3) In an LC circuit, the self-inductance is 0.0116 H and the capacitance is 7.040E-06 F. At t=0 all the energy is stored in the capacitor, which has a charge of 6.140E-05 C. How long does it take for the capacitor to become completely discharged?

+a) 4.489E-04 s
-b) 4.938E-04 s
-c) 5.432E-04 s
-d) 5.975E-04 s
-e) 6.572E-04 s

### QB:Ch 14:V2

QB153089888044

1) In an LC circuit, the self-inductance is 0.0776 H and the capacitance is 6.940E-06 F. At t=0 all the energy is stored in the capacitor, which has a charge of 3.400E-05 C. How long does it take for the capacitor to become completely discharged?

a) 1.048E-03 s
b) 1.153E-03 s
c) 1.268E-03 s
d) 1.395E-03 s
e) 1.534E-03 s

2) A washer has an inner diameter of 2.74 cm and an outer diamter of 4.71 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=3.9mm}$, and ${\displaystyle n=2.85}$. What is the volume of the washer?

a) 8.141E-01 cm3
b) 8.955E-01 cm3
c) 9.850E-01 cm3
d) 1.084E+00 cm3
e) 1.192E+00 cm3

3) An induced emf of 4.13V is measured across a coil of 70 closely wound turns while the current throuth it increases uniformly from 0.0 to 2.63A in 0.133s. What is the self-inductance of the coil?

a) 1.726E-01 H
b) 1.899E-01 H
c) 2.089E-01 H
d) 2.297E-01 H
e) 2.527E-01 H

#### KEY:QB:Ch 14:V2

QB153089888044

1) In an LC circuit, the self-inductance is 0.0776 H and the capacitance is 6.940E-06 F. At t=0 all the energy is stored in the capacitor, which has a charge of 3.400E-05 C. How long does it take for the capacitor to become completely discharged?

-a) 1.048E-03 s
+b) 1.153E-03 s
-c) 1.268E-03 s
-d) 1.395E-03 s
-e) 1.534E-03 s

2) A washer has an inner diameter of 2.74 cm and an outer diamter of 4.71 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=3.9mm}$, and ${\displaystyle n=2.85}$. What is the volume of the washer?

+a) 8.141E-01 cm3
-b) 8.955E-01 cm3
-c) 9.850E-01 cm3
-d) 1.084E+00 cm3
-e) 1.192E+00 cm3

3) An induced emf of 4.13V is measured across a coil of 70 closely wound turns while the current throuth it increases uniformly from 0.0 to 2.63A in 0.133s. What is the self-inductance of the coil?

-a) 1.726E-01 H
-b) 1.899E-01 H
+c) 2.089E-01 H
-d) 2.297E-01 H
-e) 2.527E-01 H

### QB:Ch 15:V0

QB153089888044

1) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.25 V. The resistance, inductance, and capacitance are R =3 Ω, L= 2.20E-03H , and C=6.30E-04 F, respectively. What is the amplitude of the current?

a) 7.576E-02 A
b) 8.333E-02 A
c) 9.167E-02 A
d) 1.008E-01 A
e) 1.109E-01 A

2) An ac generator produces an emf of amplitude 37 V at a frequency of 100 Hz. What is the maximum amplitude of the current if the generator is connected to a 86 mF inductor?

a) 4.677E-01 A
b) 5.145E-01 A
c) 5.659E-01 A
d) 6.225E-01 A
e) 6.847E-01 A

3) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, XL, XC). Since Q is calculatedat resonance, XL,  XC and only twoimpedances are involved, Q=≡ω0L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V0sin(ωt), where V0=4 V. The resistance, inductance, and capacitance are R =0.2 Ω, L= 5.00E-03H , and C=3.20E-06 F, respectively.

a) Q = 1.300E+02
b) Q = 1.494E+02
c) Q = 1.719E+02
d) Q = 1.976E+02
e) Q = 2.273E+02

#### KEY:QB:Ch 15:V0

QB153089888044

1) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.25 V. The resistance, inductance, and capacitance are R =3 Ω, L= 2.20E-03H , and C=6.30E-04 F, respectively. What is the amplitude of the current?

-a) 7.576E-02 A
+b) 8.333E-02 A
-c) 9.167E-02 A
-d) 1.008E-01 A
-e) 1.109E-01 A

2) An ac generator produces an emf of amplitude 37 V at a frequency of 100 Hz. What is the maximum amplitude of the current if the generator is connected to a 86 mF inductor?

-a) 4.677E-01 A
-b) 5.145E-01 A
-c) 5.659E-01 A
-d) 6.225E-01 A
+e) 6.847E-01 A

3) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, XL, XC). Since Q is calculatedat resonance, XL,  XC and only twoimpedances are involved, Q=≡ω0L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V0sin(ωt), where V0=4 V. The resistance, inductance, and capacitance are R =0.2 Ω, L= 5.00E-03H , and C=3.20E-06 F, respectively.

-a) Q = 1.300E+02
-b) Q = 1.494E+02
-c) Q = 1.719E+02
+d) Q = 1.976E+02
-e) Q = 2.273E+02

### QB:Ch 15:V1

QB153089888044

1) An ac generator produces an emf of amplitude 75 V at a frequency of 200 Hz. What is the maximum amplitude of the current if the generator is connected to a 22 mF inductor?

a) 2.466E+00 A
b) 2.713E+00 A
c) 2.984E+00 A
d) 3.283E+00 A
e) 3.611E+00 A

2) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.62 V. The resistance, inductance, and capacitance are R =6 Ω, L= 8.10E-03H , and C=6.40E-04 F, respectively. What is the amplitude of the current?

a) 7.058E-02 A
b) 7.764E-02 A
c) 8.540E-02 A
d) 9.394E-02 A
e) 1.033E-01 A

3) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, XL, XC). Since Q is calculatedat resonance, XL,  XC and only twoimpedances are involved, Q=≡ω0L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V0sin(ωt), where V0=3 V. The resistance, inductance, and capacitance are R =0.22 Ω, L= 5.10E-03H , and C=2.50E-06 F, respectively.

a) Q = 2.053E+02
b) Q = 2.361E+02
c) Q = 2.715E+02
d) Q = 3.122E+02
e) Q = 3.591E+02

#### KEY:QB:Ch 15:V1

QB153089888044

1) An ac generator produces an emf of amplitude 75 V at a frequency of 200 Hz. What is the maximum amplitude of the current if the generator is connected to a 22 mF inductor?

-a) 2.466E+00 A
+b) 2.713E+00 A
-c) 2.984E+00 A
-d) 3.283E+00 A
-e) 3.611E+00 A

2) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.62 V. The resistance, inductance, and capacitance are R =6 Ω, L= 8.10E-03H , and C=6.40E-04 F, respectively. What is the amplitude of the current?

-a) 7.058E-02 A
-b) 7.764E-02 A
-c) 8.540E-02 A
-d) 9.394E-02 A
+e) 1.033E-01 A

3) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, XL, XC). Since Q is calculatedat resonance, XL,  XC and only twoimpedances are involved, Q=≡ω0L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V0sin(ωt), where V0=3 V. The resistance, inductance, and capacitance are R =0.22 Ω, L= 5.10E-03H , and C=2.50E-06 F, respectively.

+a) Q = 2.053E+02
-b) Q = 2.361E+02
-c) Q = 2.715E+02
-d) Q = 3.122E+02
-e) Q = 3.591E+02

### QB:Ch 15:V2

QB153089888044

1) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.25 V. The resistance, inductance, and capacitance are R =3 Ω, L= 2.20E-03H , and C=6.30E-04 F, respectively. What is the amplitude of the current?

a) 7.576E-02 A
b) 8.333E-02 A
c) 9.167E-02 A
d) 1.008E-01 A
e) 1.109E-01 A

2) An ac generator produces an emf of amplitude 37 V at a frequency of 100 Hz. What is the maximum amplitude of the current if the generator is connected to a 86 mF inductor?

a) 4.677E-01 A
b) 5.145E-01 A
c) 5.659E-01 A
d) 6.225E-01 A
e) 6.847E-01 A

3) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, XL, XC). Since Q is calculatedat resonance, XL,  XC and only twoimpedances are involved, Q=≡ω0L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V0sin(ωt), where V0=5 V. The resistance, inductance, and capacitance are R =0.27 Ω, L= 4.30E-03H , and C=2.20E-06 F, respectively.

a) Q = 1.238E+02
b) Q = 1.424E+02
c) Q = 1.637E+02
d) Q = 1.883E+02
e) Q = 2.165E+02

#### KEY:QB:Ch 15:V2

QB153089888044

1) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.25 V. The resistance, inductance, and capacitance are R =3 Ω, L= 2.20E-03H , and C=6.30E-04 F, respectively. What is the amplitude of the current?

-a) 7.576E-02 A
+b) 8.333E-02 A
-c) 9.167E-02 A
-d) 1.008E-01 A
-e) 1.109E-01 A

2) An ac generator produces an emf of amplitude 37 V at a frequency of 100 Hz. What is the maximum amplitude of the current if the generator is connected to a 86 mF inductor?

-a) 4.677E-01 A
-b) 5.145E-01 A
-c) 5.659E-01 A
-d) 6.225E-01 A
+e) 6.847E-01 A

3) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, XL, XC). Since Q is calculatedat resonance, XL,  XC and only twoimpedances are involved, Q=≡ω0L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V0sin(ωt), where V0=5 V. The resistance, inductance, and capacitance are R =0.27 Ω, L= 4.30E-03H , and C=2.20E-06 F, respectively.

-a) Q = 1.238E+02
-b) Q = 1.424E+02
+c) Q = 1.637E+02
-d) Q = 1.883E+02
-e) Q = 2.165E+02

### QB:Ch 16:V0

QB153089888044

1) A 42 kW radio transmitter on Earth sends it signal to a satellite 130 km away. At what distance in the same direction would the signal have the same maximum field strength if the transmitter's output power were increased to 98 kW?

a) 1.641E+02 km
b) 1.805E+02 km
c) 1.986E+02 km
d) 2.184E+02 km
e) 2.403E+02 km

2) What is the radiation force on an object that is 9.70E+11 m away from the sun and has cross-sectional area of 0.044 m2? The average power output of the Sun is 3.80E+26 W.

a) 7.088E-09 N
b) 7.796E-09 N
c) 8.576E-09 N
d) 9.434E-09 N
e) 1.038E-08 N
3)
A parallel plate capacitor with a capicatnce C=7.60E-06 F whose plates have an area A=2.90E+03 m2 and separation d=3.40E-03 m is connected via a swith to a 15 Ω resistor and a battery of voltage V0=90 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the voltage at time t=2.20E-04?
a) 7.693E+01 V
b) 8.463E+01 V
c) 9.309E+01 V
d) 1.024E+02 V
e) 1.126E+02 V

#### KEY:QB:Ch 16:V0

QB153089888044

1) A 42 kW radio transmitter on Earth sends it signal to a satellite 130 km away. At what distance in the same direction would the signal have the same maximum field strength if the transmitter's output power were increased to 98 kW?

-a) 1.641E+02 km
-b) 1.805E+02 km
+c) 1.986E+02 km
-d) 2.184E+02 km
-e) 2.403E+02 km

2) What is the radiation force on an object that is 9.70E+11 m away from the sun and has cross-sectional area of 0.044 m2? The average power output of the Sun is 3.80E+26 W.

-a) 7.088E-09 N
-b) 7.796E-09 N
-c) 8.576E-09 N
+d) 9.434E-09 N
-e) 1.038E-08 N
3)
A parallel plate capacitor with a capicatnce C=7.60E-06 F whose plates have an area A=2.90E+03 m2 and separation d=3.40E-03 m is connected via a swith to a 15 Ω resistor and a battery of voltage V0=90 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the voltage at time t=2.20E-04?
+a) 7.693E+01 V
-b) 8.463E+01 V
-c) 9.309E+01 V
-d) 1.024E+02 V
-e) 1.126E+02 V

### QB:Ch 16:V1

QB153089888044

1) What is the radiation force on an object that is 3.80E+11 m away from the sun and has cross-sectional area of 0.094 m2? The average power output of the Sun is 3.80E+26 W.

a) 8.969E-08 N
b) 9.866E-08 N
c) 1.085E-07 N
d) 1.194E-07 N
e) 1.313E-07 N

2) A 42 kW radio transmitter on Earth sends it signal to a satellite 130 km away. At what distance in the same direction would the signal have the same maximum field strength if the transmitter's output power were increased to 94 kW?

a) 1.768E+02 km
b) 1.945E+02 km
c) 2.139E+02 km
d) 2.353E+02 km
e) 2.589E+02 km
3)
A parallel plate capacitor with a capicatnce C=7.40E-06 F whose plates have an area A=7.20E+03 m2 and separation d=8.60E-03 m is connected via a swith to a 14 Ω resistor and a battery of voltage V0=16 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the voltage at time t=1.50E-04?
a) 9.195E+00 V
b) 1.011E+01 V
c) 1.113E+01 V
d) 1.224E+01 V
e) 1.346E+01 V

#### KEY:QB:Ch 16:V1

QB153089888044

1) What is the radiation force on an object that is 3.80E+11 m away from the sun and has cross-sectional area of 0.094 m2? The average power output of the Sun is 3.80E+26 W.

-a) 8.969E-08 N
-b) 9.866E-08 N
-c) 1.085E-07 N
-d) 1.194E-07 N
+e) 1.313E-07 N

2) A 42 kW radio transmitter on Earth sends it signal to a satellite 130 km away. At what distance in the same direction would the signal have the same maximum field strength if the transmitter's output power were increased to 94 kW?

-a) 1.768E+02 km
+b) 1.945E+02 km
-c) 2.139E+02 km
-d) 2.353E+02 km
-e) 2.589E+02 km
3)
A parallel plate capacitor with a capicatnce C=7.40E-06 F whose plates have an area A=7.20E+03 m2 and separation d=8.60E-03 m is connected via a swith to a 14 Ω resistor and a battery of voltage V0=16 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the voltage at time t=1.50E-04?
-a) 9.195E+00 V
-b) 1.011E+01 V
-c) 1.113E+01 V
+d) 1.224E+01 V
-e) 1.346E+01 V

### QB:Ch 16:V2

QB153089888044

1)
A parallel plate capacitor with a capicatnce C=7.10E-06 F whose plates have an area A=5.10E+03 m2 and separation d=6.40E-03 m is connected via a swith to a 54 Ω resistor and a battery of voltage V0=83 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the voltage at time t=1.50E-03?
a) 6.111E+01 V
b) 6.722E+01 V
c) 7.395E+01 V
d) 8.134E+01 V
e) 8.947E+01 V

2) What is the radiation force on an object that is 5.50E+11 m away from the sun and has cross-sectional area of 0.096 m2? The average power output of the Sun is 3.80E+26 W.

a) 4.373E-08 N
b) 4.810E-08 N
c) 5.291E-08 N
d) 5.820E-08 N
e) 6.402E-08 N

3) A 55 kW radio transmitter on Earth sends it signal to a satellite 130 km away. At what distance in the same direction would the signal have the same maximum field strength if the transmitter's output power were increased to 93 kW?

a) 1.270E+02 km
b) 1.397E+02 km
c) 1.537E+02 km
d) 1.690E+02 km
e) 1.859E+02 km

#### KEY:QB:Ch 16:V2

QB153089888044

1)
A parallel plate capacitor with a capicatnce C=7.10E-06 F whose plates have an area A=5.10E+03 m2 and separation d=6.40E-03 m is connected via a swith to a 54 Ω resistor and a battery of voltage V0=83 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the voltage at time t=1.50E-03?
-a) 6.111E+01 V
-b) 6.722E+01 V
-c) 7.395E+01 V
+d) 8.134E+01 V
-e) 8.947E+01 V

2) What is the radiation force on an object that is 5.50E+11 m away from the sun and has cross-sectional area of 0.096 m2? The average power output of the Sun is 3.80E+26 W.

-a) 4.373E-08 N
-b) 4.810E-08 N
-c) 5.291E-08 N
-d) 5.820E-08 N
+e) 6.402E-08 N

3) A 55 kW radio transmitter on Earth sends it signal to a satellite 130 km away. At what distance in the same direction would the signal have the same maximum field strength if the transmitter's output power were increased to 93 kW?

-a) 1.270E+02 km
-b) 1.397E+02 km
-c) 1.537E+02 km
+d) 1.690E+02 km
-e) 1.859E+02 km