# Quizbank/Electricity and Magnetism (calculus based)/QB153089888080

QB153089888080

### QB:Ch 5:V0

QB153089888080

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)
A ring is uniformly charged with a net charge of 6 nC. The radius of the ring is R=1.9 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=0.4 m (on axis) away from the loop's center?
a) 2.013E+09 N/C2
b) 2.214E+09 N/C2
c) 2.435E+09 N/C2
d) 2.679E+09 N/C2
e) 2.947E+09 N/C2
3)
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 ${\displaystyle q_{1}=1e}$, ${\displaystyle q_{2}=-8e}$, and ${\displaystyle q_{3}=4e}$?
a) 3.719E+01 degrees
b) 4.091E+01 degrees
c) 4.500E+01 degrees
d) 4.950E+01 degrees
e) 5.445E+01 degrees

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

QB153089888080

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)
A ring is uniformly charged with a net charge of 6 nC. The radius of the ring is R=1.9 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=0.4 m (on axis) away from the loop's center?
-a) 2.013E+09 N/C2
-b) 2.214E+09 N/C2
-c) 2.435E+09 N/C2
-d) 2.679E+09 N/C2
+e) 2.947E+09 N/C2
3)
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 ${\displaystyle q_{1}=1e}$, ${\displaystyle q_{2}=-8e}$, and ${\displaystyle q_{3}=4e}$?
-a) 3.719E+01 degrees
-b) 4.091E+01 degrees
+c) 4.500E+01 degrees
-d) 4.950E+01 degrees
-e) 5.445E+01 degrees

### QB:Ch 5:V1

QB153089888080

1)
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
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=1.9 m. Evaluate ${\displaystyle f(x,y)}$ at x=0.54 m if a=1.0 m, b=2.0 m. The total charge on the rod is 3 nC.
a) 1.665E+00 V/m2
b) 1.831E+00 V/m2
c) 2.014E+00 V/m2
d) 2.216E+00 V/m2
e) 2.437E+00 V/m2
3)
Three small charged objects are placed as shown, where ${\displaystyle b=2a}$, and ${\displaystyle a=6\times 10^{-7}{\text{m}}}$.what angle does the force on ${\displaystyle q_{2}}$ make above the ${\displaystyle -x}$ axis if ${\displaystyle q_{1}=3e}$, ${\displaystyle q_{2}=-7e}$, and ${\displaystyle q_{3}=6e}$?
a) 6.343E+01 degrees
b) 6.978E+01 degrees
c) 7.676E+01 degrees
d) 8.443E+01 degrees
e) 9.288E+01 degrees

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

QB153089888080

1)
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
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=1.9 m. Evaluate ${\displaystyle f(x,y)}$ at x=0.54 m if a=1.0 m, b=2.0 m. The total charge on the rod is 3 nC.
-a) 1.665E+00 V/m2
-b) 1.831E+00 V/m2
-c) 2.014E+00 V/m2
+d) 2.216E+00 V/m2
-e) 2.437E+00 V/m2
3)
Three small charged objects are placed as shown, where ${\displaystyle b=2a}$, and ${\displaystyle a=6\times 10^{-7}{\text{m}}}$.what angle does the force on ${\displaystyle q_{2}}$ make above the ${\displaystyle -x}$ axis if ${\displaystyle q_{1}=3e}$, ${\displaystyle q_{2}=-7e}$, and ${\displaystyle q_{3}=6e}$?
+a) 6.343E+01 degrees
-b) 6.978E+01 degrees
-c) 7.676E+01 degrees
-d) 8.443E+01 degrees
-e) 9.288E+01 degrees

### QB:Ch 5:V2

QB153089888080

1)
A ring is uniformly charged with a net charge of 5 nC. The radius of the ring is R=1.9 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=1.3 m (on axis) away from the loop's center?
a) 4.788E+09 N/C2
b) 5.267E+09 N/C2
c) 5.793E+09 N/C2
d) 6.373E+09 N/C2
e) 7.010E+09 N/C2
2)
Three small charged objects are placed as shown, where ${\displaystyle b=2a}$, and ${\displaystyle a=6\times 10^{-7}{\text{m}}}$.what angle does the force on ${\displaystyle q_{2}}$ make above the ${\displaystyle -x}$ axis if ${\displaystyle q_{1}=3e}$, ${\displaystyle q_{2}=-7e}$, and ${\displaystyle q_{3}=4e}$?
a) 5.914E+01 degrees
b) 6.506E+01 degrees
c) 7.157E+01 degrees
d) 7.872E+01 degrees
e) 8.659E+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=1.5 m. Evaluate ${\displaystyle f(x,y)}$ at x=0.79 m if a=0.75 m, b=2.1 m. The total charge on the rod is 6 nC.
a) 5.825E+00 V/m2
b) 6.407E+00 V/m2
c) 7.048E+00 V/m2
d) 7.753E+00 V/m2
e) 8.528E+00 V/m2

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

QB153089888080

1)
A ring is uniformly charged with a net charge of 5 nC. The radius of the ring is R=1.9 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=1.3 m (on axis) away from the loop's center?
+a) 4.788E+09 N/C2
-b) 5.267E+09 N/C2
-c) 5.793E+09 N/C2
-d) 6.373E+09 N/C2
-e) 7.010E+09 N/C2
2)
Three small charged objects are placed as shown, where ${\displaystyle b=2a}$, and ${\displaystyle a=6\times 10^{-7}{\text{m}}}$.what angle does the force on ${\displaystyle q_{2}}$ make above the ${\displaystyle -x}$ axis if ${\displaystyle q_{1}=3e}$, ${\displaystyle q_{2}=-7e}$, and ${\displaystyle q_{3}=4e}$?
-a) 5.914E+01 degrees
-b) 6.506E+01 degrees
+c) 7.157E+01 degrees
-d) 7.872E+01 degrees
-e) 8.659E+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=1.5 m. Evaluate ${\displaystyle f(x,y)}$ at x=0.79 m if a=0.75 m, b=2.1 m. The total charge on the rod is 6 nC.
+a) 5.825E+00 V/m2
-b) 6.407E+00 V/m2
-c) 7.048E+00 V/m2
-d) 7.753E+00 V/m2
-e) 8.528E+00 V/m2

### QB:Ch 6:V0

QB153089888080

1) A non-conducting sphere of radius R=3.3 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 1.5 m from the center?

a) 1.123E+02 N/C
b) 1.235E+02 N/C
c) 1.358E+02 N/C
d) 1.494E+02 N/C
e) 1.644E+02 N/C
2)
Each surface of the rectangular box shown is aligned with the xyz coordinate system. Two surfaces occupy identical rectangles in the planes x=0 and x=x1=1.6 m. The other four surfaces are rectangles in y=y0=1.5 m, y=y1=4.4 m, z=z0=1.5 m, and z=z1=5.5 m. The surfaces in the yz plane each have area 12.0m2. Those in the xy plane have area 4.6m2 ,and those in the zx plane have area 6.4m2. An electric field of magnitude 8 N/C has components in the y and z directions and is directed at 39° from the z-axis. What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?
a) 3.222E+01 N·m2/C
b) 3.544E+01 N·m2/C
c) 3.899E+01 N·m2/C
d) 4.289E+01 N·m2/C
e) 4.718E+01 N·m2/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=6, y=0), (x=0, y=3), and (x=6, y=3), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=1y^{1.6}{\hat {i}}+3x^{2.6}{\hat {j}}+2y^{3.2}{\hat {k}}}$

a) 1.969E+02 V·m
b) 2.166E+02 V·m
c) 2.383E+02 V·m
d) 2.621E+02 V·m
e) 2.883E+02 V·m

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

QB153089888080

1) A non-conducting sphere of radius R=3.3 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 1.5 m from the center?

-a) 1.123E+02 N/C
-b) 1.235E+02 N/C
+c) 1.358E+02 N/C
-d) 1.494E+02 N/C
-e) 1.644E+02 N/C
2)
Each surface of the rectangular box shown is aligned with the xyz coordinate system. Two surfaces occupy identical rectangles in the planes x=0 and x=x1=1.6 m. The other four surfaces are rectangles in y=y0=1.5 m, y=y1=4.4 m, z=z0=1.5 m, and z=z1=5.5 m. The surfaces in the yz plane each have area 12.0m2. Those in the xy plane have area 4.6m2 ,and those in the zx plane have area 6.4m2. An electric field of magnitude 8 N/C has components in the y and z directions and is directed at 39° from the z-axis. What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?
+a) 3.222E+01 N·m2/C
-b) 3.544E+01 N·m2/C
-c) 3.899E+01 N·m2/C
-d) 4.289E+01 N·m2/C
-e) 4.718E+01 N·m2/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=6, y=0), (x=0, y=3), and (x=6, y=3), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=1y^{1.6}{\hat {i}}+3x^{2.6}{\hat {j}}+2y^{3.2}{\hat {k}}}$

-a) 1.969E+02 V·m
-b) 2.166E+02 V·m
-c) 2.383E+02 V·m
-d) 2.621E+02 V·m
+e) 2.883E+02 V·m

### QB:Ch 6:V1

QB153089888080

1)
Each surface of the rectangular box shown is aligned with the xyz coordinate system. Two surfaces occupy identical rectangles in the planes x=0 and x=x1=1.6 m. The other four surfaces are rectangles in y=y0=1.5 m, y=y1=4.4 m, z=z0=1.5 m, and z=z1=5.5 m. The surfaces in the yz plane each have area 12.0m2. Those in the xy plane have area 4.6m2 ,and those in the zx plane have area 6.4m2. An electric field of magnitude 8 N/C has components in the y and z directions and is directed at 39° from the z-axis. What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?
a) 3.222E+01 N·m2/C
b) 3.544E+01 N·m2/C
c) 3.899E+01 N·m2/C
d) 4.289E+01 N·m2/C
e) 4.718E+01 N·m2/C

2) A non-conducting sphere of radius R=2.5 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar1.8 (r≤R) where a=2 nC·m-1.2. What is the magnitude of the electric field at a distance of 1.7 m from the center?

a) 2.079E+02 N/C
b) 2.287E+02 N/C
c) 2.516E+02 N/C
d) 2.767E+02 N/C
e) 3.044E+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=4, y=0), (x=0, y=9), and (x=4, y=9), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=1y^{2.2}{\hat {i}}+1x^{3.3}{\hat {j}}+5y^{2.4}{\hat {k}}}$

a) 7.054E+03 V·m
b) 7.759E+03 V·m
c) 8.535E+03 V·m
d) 9.388E+03 V·m
e) 1.033E+04 V·m

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

QB153089888080

1)
Each surface of the rectangular box shown is aligned with the xyz coordinate system. Two surfaces occupy identical rectangles in the planes x=0 and x=x1=1.6 m. The other four surfaces are rectangles in y=y0=1.5 m, y=y1=4.4 m, z=z0=1.5 m, and z=z1=5.5 m. The surfaces in the yz plane each have area 12.0m2. Those in the xy plane have area 4.6m2 ,and those in the zx plane have area 6.4m2. An electric field of magnitude 8 N/C has components in the y and z directions and is directed at 39° from the z-axis. What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?
+a) 3.222E+01 N·m2/C
-b) 3.544E+01 N·m2/C
-c) 3.899E+01 N·m2/C
-d) 4.289E+01 N·m2/C
-e) 4.718E+01 N·m2/C

2) A non-conducting sphere of radius R=2.5 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar1.8 (r≤R) where a=2 nC·m-1.2. What is the magnitude of the electric field at a distance of 1.7 m from the center?

+a) 2.079E+02 N/C
-b) 2.287E+02 N/C
-c) 2.516E+02 N/C
-d) 2.767E+02 N/C
-e) 3.044E+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=4, y=0), (x=0, y=9), and (x=4, y=9), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=1y^{2.2}{\hat {i}}+1x^{3.3}{\hat {j}}+5y^{2.4}{\hat {k}}}$

-a) 7.054E+03 V·m
-b) 7.759E+03 V·m
-c) 8.535E+03 V·m
-d) 9.388E+03 V·m
+e) 1.033E+04 V·m

### QB:Ch 6:V2

QB153089888080

1)
Each surface of the rectangular box shown is aligned with the xyz coordinate system. Two surfaces occupy identical rectangles in the planes x=0 and x=x1=1.6 m. The other four surfaces are rectangles in y=y0=1.3 m, y=y1=4.4 m, z=z0=1.4 m, and z=z1=5.5 m. The surfaces in the yz plane each have area 13.0m2. Those in the xy plane have area 5.0m2 ,and those in the zx plane have area 6.6m2. An electric field of magnitude 11 N/C has components in the y and z directions and is directed at 34° from the z-axis. What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?
a) 2.756E+01 N·m2/C
b) 3.032E+01 N·m2/C
c) 3.335E+01 N·m2/C
d) 3.668E+01 N·m2/C
e) 4.035E+01 N·m2/C

2) A non-conducting sphere of radius R=2.2 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=3 nC·m-1.6. What is the magnitude of the electric field at a distance of 0.86 m from the center?

a) 4.874E+01 N/C
b) 5.362E+01 N/C
c) 5.898E+01 N/C
d) 6.488E+01 N/C
e) 7.137E+01 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=4, y=0), (x=0, y=9), and (x=4, y=9), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=1y^{2.2}{\hat {i}}+1x^{3.3}{\hat {j}}+5y^{2.4}{\hat {k}}}$

a) 7.054E+03 V·m
b) 7.759E+03 V·m
c) 8.535E+03 V·m
d) 9.388E+03 V·m
e) 1.033E+04 V·m

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

QB153089888080

1)
Each surface of the rectangular box shown is aligned with the xyz coordinate system. Two surfaces occupy identical rectangles in the planes x=0 and x=x1=1.6 m. The other four surfaces are rectangles in y=y0=1.3 m, y=y1=4.4 m, z=z0=1.4 m, and z=z1=5.5 m. The surfaces in the yz plane each have area 13.0m2. Those in the xy plane have area 5.0m2 ,and those in the zx plane have area 6.6m2. An electric field of magnitude 11 N/C has components in the y and z directions and is directed at 34° from the z-axis. What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?
-a) 2.756E+01 N·m2/C
-b) 3.032E+01 N·m2/C
-c) 3.335E+01 N·m2/C
-d) 3.668E+01 N·m2/C
+e) 4.035E+01 N·m2/C

2) A non-conducting sphere of radius R=2.2 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=3 nC·m-1.6. What is the magnitude of the electric field at a distance of 0.86 m from the center?

-a) 4.874E+01 N/C
+b) 5.362E+01 N/C
-c) 5.898E+01 N/C
-d) 6.488E+01 N/C
-e) 7.137E+01 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=4, y=0), (x=0, y=9), and (x=4, y=9), where x and y are measured in meters. The electric field is,
${\displaystyle {\vec {E}}=1y^{2.2}{\hat {i}}+1x^{3.3}{\hat {j}}+5y^{2.4}{\hat {k}}}$

-a) 7.054E+03 V·m
-b) 7.759E+03 V·m
-c) 8.535E+03 V·m
-d) 9.388E+03 V·m
+e) 1.033E+04 V·m

### QB:Ch 7:V0

QB153089888080

1) When a 5.65 V battery operates a 2.73 W bulb, how many electrons pass through it each second?

a) 3.016E+18 electrons
b) 3.317E+18 electrons
c) 3.649E+18 electrons
d) 4.014E+18 electrons
e) 4.415E+18 electrons
2)
A Van de Graff generator has a 105 cm diameter metal sphere that produces 227 kV near its surface. What is the excess charge on the sphere?
a) 1.205E+01 μC
b) 1.326E+01 μC
c) 1.459E+01 μC
d) 1.604E+01 μC
e) 1.765E+01 μC
3)
A diploe has a charge magnitude of q=6 nC and a separation distance of d=4.06 cm. The dipole is centered at the origin and points in the y-direction as shown. What is the electric potential at the point (x=3.28 cm, y=2.03 cm)? Note that following the textbook's example, the y-value of the field point at 2.03 cm matches the disance of the positive charge above the x-axis.
a) 4.590E+02 V
b) 5.049E+02 V
c) 5.554E+02 V
d) 6.109E+02 V
e) 6.720E+02 V

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

QB153089888080

1) When a 5.65 V battery operates a 2.73 W bulb, how many electrons pass through it each second?

+a) 3.016E+18 electrons
-b) 3.317E+18 electrons
-c) 3.649E+18 electrons
-d) 4.014E+18 electrons
-e) 4.415E+18 electrons
2)
A Van de Graff generator has a 105 cm diameter metal sphere that produces 227 kV near its surface. What is the excess charge on the sphere?
-a) 1.205E+01 μC
+b) 1.326E+01 μC
-c) 1.459E+01 μC
-d) 1.604E+01 μC
-e) 1.765E+01 μC
3)
A diploe has a charge magnitude of q=6 nC and a separation distance of d=4.06 cm. The dipole is centered at the origin and points in the y-direction as shown. What is the electric potential at the point (x=3.28 cm, y=2.03 cm)? Note that following the textbook's example, the y-value of the field point at 2.03 cm matches the disance of the positive charge above the x-axis.
-a) 4.590E+02 V
-b) 5.049E+02 V
-c) 5.554E+02 V
+d) 6.109E+02 V
-e) 6.720E+02 V

### QB:Ch 7:V1

QB153089888080

1) When a 4.89 V battery operates a 1.44 W bulb, how many electrons pass through it each second?

a) 1.838E+18 electrons
b) 2.022E+18 electrons
c) 2.224E+18 electrons
d) 2.446E+18 electrons
e) 2.691E+18 electrons
2)
A diploe has a charge magnitude of q=9 nC and a separation distance of d=4.48 cm. The dipole is centered at the origin and points in the y-direction as shown. What is the electric potential at the point (x=3.8 cm, y=2.24 cm)? Note that following the textbook's example, the y-value of the field point at 2.24 cm matches the disance of the positive charge above the x-axis.
a) 5.134E+02 V
b) 5.648E+02 V
c) 6.212E+02 V
d) 6.834E+02 V
e) 7.517E+02 V
3)
A Van de Graff generator has a 105 cm diameter metal sphere that produces 227 kV near its surface. What is the excess charge on the sphere?
a) 1.205E+01 μC
b) 1.326E+01 μC
c) 1.459E+01 μC
d) 1.604E+01 μC
e) 1.765E+01 μC

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

QB153089888080

1) When a 4.89 V battery operates a 1.44 W bulb, how many electrons pass through it each second?

+a) 1.838E+18 electrons
-b) 2.022E+18 electrons
-c) 2.224E+18 electrons
-d) 2.446E+18 electrons
-e) 2.691E+18 electrons
2)
A diploe has a charge magnitude of q=9 nC and a separation distance of d=4.48 cm. The dipole is centered at the origin and points in the y-direction as shown. What is the electric potential at the point (x=3.8 cm, y=2.24 cm)? Note that following the textbook's example, the y-value of the field point at 2.24 cm matches the disance of the positive charge above the x-axis.
-a) 5.134E+02 V
-b) 5.648E+02 V
-c) 6.212E+02 V
-d) 6.834E+02 V
+e) 7.517E+02 V
3)
A Van de Graff generator has a 105 cm diameter metal sphere that produces 227 kV near its surface. What is the excess charge on the sphere?
-a) 1.205E+01 μC
+b) 1.326E+01 μC
-c) 1.459E+01 μC
-d) 1.604E+01 μC
-e) 1.765E+01 μC

### QB:Ch 7:V2

QB153089888080

1)
A diploe has a charge magnitude of q=5 nC and a separation distance of d=4.09 cm. The dipole is centered at the origin and points in the y-direction as shown. What is the electric potential at the point (x=3.45 cm, y=2.04 cm)? Note that following the textbook's example, the y-value of the field point at 2.04 cm matches the disance of the positive charge above the x-axis.
a) 3.814E+02 V
b) 4.195E+02 V
c) 4.615E+02 V
d) 5.077E+02 V
e) 5.584E+02 V

2) 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
3)
A Van de Graff generator has a 107 cm diameter metal sphere that produces 219 kV near its surface. What is the excess charge on the sphere?
a) 1.304E+01 μC
b) 1.434E+01 μC
c) 1.577E+01 μC
d) 1.735E+01 μC
e) 1.909E+01 μC

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

QB153089888080

1)
A diploe has a charge magnitude of q=5 nC and a separation distance of d=4.09 cm. The dipole is centered at the origin and points in the y-direction as shown. What is the electric potential at the point (x=3.45 cm, y=2.04 cm)? Note that following the textbook's example, the y-value of the field point at 2.04 cm matches the disance of the positive charge above the x-axis.
-a) 3.814E+02 V
-b) 4.195E+02 V
+c) 4.615E+02 V
-d) 5.077E+02 V
-e) 5.584E+02 V

2) 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
3)
A Van de Graff generator has a 107 cm diameter metal sphere that produces 219 kV near its surface. What is the excess charge on the sphere?
+a) 1.304E+01 μC
-b) 1.434E+01 μC
-c) 1.577E+01 μC
-d) 1.735E+01 μC
-e) 1.909E+01 μC

### QB:Ch 8:V0

QB153089888080

1)
In the figure shown C1=17.7 μF, C2=2.48 μF, and C3=4.68 μF. The voltage source provides ε=12.7 V. What is the energy stored in C2?
a) 2.242E+01 μJ
b) 2.467E+01 μJ
c) 2.713E+01 μJ
d) 2.985E+01 μJ
e) 3.283E+01 μJ
2)
In the figure shown C1=19.2 μF, C2=2.86 μF, and C3=5.03 μF. The voltage source provides ε=9.46 V. What is the charge on C1?
a) 4.809E+01 μC
b) 5.290E+01 μC
c) 5.819E+01 μC
d) 6.401E+01 μC
e) 7.041E+01 μC
3)
What is the net capacitance if C1=4.75 μF, C2=2.77 μF, and C3=2.47 μF in the configuration shown?
a) 4.220E+00 μF
b) 4.642E+00 μF
c) 5.106E+00 μF
d) 5.616E+00 μF
e) 6.178E+00 μF

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

QB153089888080

1)
In the figure shown C1=17.7 μF, C2=2.48 μF, and C3=4.68 μF. The voltage source provides ε=12.7 V. What is the energy stored in C2?
+a) 2.242E+01 μJ
-b) 2.467E+01 μJ
-c) 2.713E+01 μJ
-d) 2.985E+01 μJ
-e) 3.283E+01 μJ
2)
In the figure shown C1=19.2 μF, C2=2.86 μF, and C3=5.03 μF. The voltage source provides ε=9.46 V. What is the charge on C1?
-a) 4.809E+01 μC
+b) 5.290E+01 μC
-c) 5.819E+01 μC
-d) 6.401E+01 μC
-e) 7.041E+01 μC
3)
What is the net capacitance if C1=4.75 μF, C2=2.77 μF, and C3=2.47 μF in the configuration shown?
+a) 4.220E+00 μF
-b) 4.642E+00 μF
-c) 5.106E+00 μF
-d) 5.616E+00 μF
-e) 6.178E+00 μF

### QB:Ch 8:V1

QB153089888080

1)
In the figure shown C1=19.2 μF, C2=2.86 μF, and C3=5.03 μF. The voltage source provides ε=9.46 V. What is the charge on C1?
a) 4.809E+01 μC
b) 5.290E+01 μC
c) 5.819E+01 μC
d) 6.401E+01 μC
e) 7.041E+01 μC
2)
What is the net capacitance if C1=2.55 μF, C2=4.13 μF, and C3=2.5 μF in the configuration shown?
a) 4.077E+00 μF
b) 4.484E+00 μF
c) 4.933E+00 μF
d) 5.426E+00 μF
e) 5.969E+00 μF
3)
In the figure shown C1=16.7 μF, C2=2.26 μF, and C3=4.53 μF. The voltage source provides ε=10.7 V. What is the energy stored in C2?
a) 1.292E+01 μJ
b) 1.421E+01 μJ
c) 1.563E+01 μJ
d) 1.719E+01 μJ
e) 1.891E+01 μJ

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

QB153089888080

1)
In the figure shown C1=19.2 μF, C2=2.86 μF, and C3=5.03 μF. The voltage source provides ε=9.46 V. What is the charge on C1?
-a) 4.809E+01 μC
+b) 5.290E+01 μC
-c) 5.819E+01 μC
-d) 6.401E+01 μC
-e) 7.041E+01 μC
2)
What is the net capacitance if C1=2.55 μF, C2=4.13 μF, and C3=2.5 μF in the configuration shown?
+a) 4.077E+00 μF
-b) 4.484E+00 μF
-c) 4.933E+00 μF
-d) 5.426E+00 μF
-e) 5.969E+00 μF
3)
In the figure shown C1=16.7 μF, C2=2.26 μF, and C3=4.53 μF. The voltage source provides ε=10.7 V. What is the energy stored in C2?
-a) 1.292E+01 μJ
-b) 1.421E+01 μJ
-c) 1.563E+01 μJ
+d) 1.719E+01 μJ
-e) 1.891E+01 μJ

### QB:Ch 8:V2

QB153089888080

1)
In the figure shown C1=19.2 μF, C2=2.24 μF, and C3=4.93 μF. The voltage source provides ε=11.7 V. What is the energy stored in C2?
a) 1.303E+01 μJ
b) 1.434E+01 μJ
c) 1.577E+01 μJ
d) 1.735E+01 μJ
e) 1.908E+01 μJ
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=3.54 μF, C2=3.53 μF, and C3=3.65 μF in the configuration shown?
a) 3.700E+00 μF
b) 4.070E+00 μF
c) 4.477E+00 μF
d) 4.925E+00 μF
e) 5.417E+00 μF

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

QB153089888080

1)
In the figure shown C1=19.2 μF, C2=2.24 μF, and C3=4.93 μF. The voltage source provides ε=11.7 V. What is the energy stored in C2?
-a) 1.303E+01 μJ
-b) 1.434E+01 μJ
-c) 1.577E+01 μJ
-d) 1.735E+01 μJ
+e) 1.908E+01 μJ
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=3.54 μF, C2=3.53 μF, and C3=3.65 μF in the configuration shown?
-a) 3.700E+00 μF
-b) 4.070E+00 μF
-c) 4.477E+00 μF
-d) 4.925E+00 μF
+e) 5.417E+00 μF

### QB:Ch 9:V0

QB153089888080

1) Imagine a substance could be made into a very hot filament. Suppose the resitance is 5.94 Ω at a temperature of 70°C and that the temperature coefficient of expansion is 5.120E-03 (°C)−1). What is the resistance at a temperature of 386 °C?

a) 1.279E+01 Ω
b) 1.343E+01 Ω
c) 1.410E+01 Ω
d) 1.481E+01 Ω
e) 1.555E+01 Ω

2) A device requires consumes 88 W of power and requires 11.3 A of current which is supplied by a single core 10-guage (2.588 mm diameter) wire. Find the magnitude of the average current density.

a) 1.467E+06 A/m2
b) 1.614E+06 A/m2
c) 1.775E+06 A/m2
d) 1.953E+06 A/m2
e) 2.148E+06 A/m2

3) What is consumer cost to operate one 102−W incandescent bulb for 6 hours per day for 1 year (365 days) if the cost of electricity is $0.127 per kilowatt-hour? a)$2.131E+01
b) $2.345E+01 c)$2.579E+01
d) $2.837E+01 e)$3.121E+01

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

QB153089888080

1) Imagine a substance could be made into a very hot filament. Suppose the resitance is 5.94 Ω at a temperature of 70°C and that the temperature coefficient of expansion is 5.120E-03 (°C)−1). What is the resistance at a temperature of 386 °C?

-a) 1.279E+01 Ω
-b) 1.343E+01 Ω
-c) 1.410E+01 Ω
-d) 1.481E+01 Ω
+e) 1.555E+01 Ω

2) A device requires consumes 88 W of power and requires 11.3 A of current which is supplied by a single core 10-guage (2.588 mm diameter) wire. Find the magnitude of the average current density.

-a) 1.467E+06 A/m2
-b) 1.614E+06 A/m2
-c) 1.775E+06 A/m2
-d) 1.953E+06 A/m2
+e) 2.148E+06 A/m2

3) What is consumer cost to operate one 102−W incandescent bulb for 6 hours per day for 1 year (365 days) if the cost of electricity is $0.127 per kilowatt-hour? -a)$2.131E+01
-b) $2.345E+01 -c)$2.579E+01
+d) $2.837E+01 -e)$3.121E+01

### QB:Ch 9:V1

QB153089888080

1) A device requires consumes 156 W of power and requires 5.42 A of current which is supplied by a single core 10-guage (2.588 mm diameter) wire. Find the magnitude of the average current density.

a) 7.742E+05 A/m2
b) 8.516E+05 A/m2
c) 9.367E+05 A/m2
d) 1.030E+06 A/m2
e) 1.133E+06 A/m2

2) Imagine a substance could be made into a very hot filament. Suppose the resitance is 2.89 Ω at a temperature of 89°C and that the temperature coefficient of expansion is 5.340E-03 (°C)−1). What is the resistance at a temperature of 566 °C?

a) 9.763E+00 Ω
b) 1.025E+01 Ω
c) 1.076E+01 Ω
d) 1.130E+01 Ω
e) 1.187E+01 Ω

3) What is consumer cost to operate one 102−W incandescent bulb for 6 hours per day for 1 year (365 days) if the cost of electricity is $0.127 per kilowatt-hour? a)$2.131E+01
b) $2.345E+01 c)$2.579E+01
d) $2.837E+01 e)$3.121E+01

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

QB153089888080

1) A device requires consumes 156 W of power and requires 5.42 A of current which is supplied by a single core 10-guage (2.588 mm diameter) wire. Find the magnitude of the average current density.

-a) 7.742E+05 A/m2
-b) 8.516E+05 A/m2
-c) 9.367E+05 A/m2
+d) 1.030E+06 A/m2
-e) 1.133E+06 A/m2

2) Imagine a substance could be made into a very hot filament. Suppose the resitance is 2.89 Ω at a temperature of 89°C and that the temperature coefficient of expansion is 5.340E-03 (°C)−1). What is the resistance at a temperature of 566 °C?

-a) 9.763E+00 Ω
+b) 1.025E+01 Ω
-c) 1.076E+01 Ω
-d) 1.130E+01 Ω
-e) 1.187E+01 Ω

3) What is consumer cost to operate one 102−W incandescent bulb for 6 hours per day for 1 year (365 days) if the cost of electricity is $0.127 per kilowatt-hour? -a)$2.131E+01
-b) $2.345E+01 -c)$2.579E+01
+d) $2.837E+01 -e)$3.121E+01

### QB:Ch 9:V2

QB153089888080

1) What is consumer cost to operate one 102−W incandescent bulb for 6 hours per day for 1 year (365 days) if the cost of electricity is $0.127 per kilowatt-hour? a)$2.131E+01
b) $2.345E+01 c)$2.579E+01
d) $2.837E+01 e)$3.121E+01

2) Imagine a substance could be made into a very hot filament. Suppose the resitance is 6.74 Ω at a temperature of 89°C and that the temperature coefficient of expansion is 4.990E-03 (°C)−1). What is the resistance at a temperature of 366 °C?

a) 1.529E+01 Ω
b) 1.606E+01 Ω
c) 1.686E+01 Ω
d) 1.770E+01 Ω
e) 1.859E+01 Ω

3) A device requires consumes 78 W of power and requires 11.3 A of current which is supplied by a single core 10-guage (2.588 mm diameter) wire. Find the magnitude of the average current density.

a) 1.953E+06 A/m2
b) 2.148E+06 A/m2
c) 2.363E+06 A/m2
d) 2.599E+06 A/m2
e) 2.859E+06 A/m2

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

QB153089888080

1) What is consumer cost to operate one 102−W incandescent bulb for 6 hours per day for 1 year (365 days) if the cost of electricity is $0.127 per kilowatt-hour? -a)$2.131E+01
-b) $2.345E+01 -c)$2.579E+01
+d) $2.837E+01 -e)$3.121E+01

2) Imagine a substance could be made into a very hot filament. Suppose the resitance is 6.74 Ω at a temperature of 89°C and that the temperature coefficient of expansion is 4.990E-03 (°C)−1). What is the resistance at a temperature of 366 °C?

-a) 1.529E+01 Ω
+b) 1.606E+01 Ω
-c) 1.686E+01 Ω
-d) 1.770E+01 Ω
-e) 1.859E+01 Ω

3) A device requires consumes 78 W of power and requires 11.3 A of current which is supplied by a single core 10-guage (2.588 mm diameter) wire. Find the magnitude of the average current density.

-a) 1.953E+06 A/m2
+b) 2.148E+06 A/m2
-c) 2.363E+06 A/m2
-d) 2.599E+06 A/m2
-e) 2.859E+06 A/m2

### QB:Ch 10:V0

QB153089888080

1) A given battery has a 14 V emf and an internal resistance of 0.198 Ω. If it is connected to a 0.534 Ω resistor what is the power dissipated by that load?

a) 1.776E+02 W
b) 1.953E+02 W
c) 2.149E+02 W
d) 2.364E+02 W
e) 2.600E+02 W
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 213 V. If the combined external and internal resistance is 118 &Omega and the capacitance is 61 mF, how long will it take for the capacitor's voltage to reach 142.0 V?
a) 5.401E+00 s
b) 5.941E+00 s
c) 6.535E+00 s
d) 7.189E+00 s
e) 7.908E+00 s
3)
Two sources of emf ε1=38.8 V, and ε2=14.9 V are oriented as shownin the circuit. The resistances are R1=5.83 kΩ and R2=1.77 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=3.57 mA and I4=1.19 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) 1.013E+01 V
b) 1.115E+01 V
c) 1.226E+01 V
d) 1.349E+01 V
e) 1.484E+01 V

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

QB153089888080

1) A given battery has a 14 V emf and an internal resistance of 0.198 Ω. If it is connected to a 0.534 Ω resistor what is the power dissipated by that load?

-a) 1.776E+02 W
+b) 1.953E+02 W
-c) 2.149E+02 W
-d) 2.364E+02 W
-e) 2.600E+02 W
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 213 V. If the combined external and internal resistance is 118 &Omega and the capacitance is 61 mF, how long will it take for the capacitor's voltage to reach 142.0 V?
-a) 5.401E+00 s
-b) 5.941E+00 s
-c) 6.535E+00 s
-d) 7.189E+00 s
+e) 7.908E+00 s
3)
Two sources of emf ε1=38.8 V, and ε2=14.9 V are oriented as shownin the circuit. The resistances are R1=5.83 kΩ and R2=1.77 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=3.57 mA and I4=1.19 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) 1.013E+01 V
-b) 1.115E+01 V
-c) 1.226E+01 V
+d) 1.349E+01 V
-e) 1.484E+01 V

### QB:Ch 10:V1

QB153089888080

1) A given battery has a 14 V emf and an internal resistance of 0.192 Ω. If it is connected to a 0.766 Ω resistor what is the power dissipated by that load?

a) 1.229E+02 W
b) 1.352E+02 W
c) 1.487E+02 W
d) 1.636E+02 W
e) 1.799E+02 W
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 433 V. If the combined external and internal resistance is 275 &Omega and the capacitance is 61 mF, how long will it take for the capacitor's voltage to reach 223.0 V?
a) 1.104E+01 s
b) 1.214E+01 s
c) 1.335E+01 s
d) 1.469E+01 s
e) 1.616E+01 s
3)
Two sources of emf ε1=26.8 V, and ε2=10.1 V are oriented as shownin the circuit. The resistances are R1=2.2 kΩ and R2=2.55 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=2.29 mA and I4=0.464 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) 3.436E+00 V
b) 3.779E+00 V
c) 4.157E+00 V
d) 4.573E+00 V
e) 5.030E+00 V

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

QB153089888080

1) A given battery has a 14 V emf and an internal resistance of 0.192 Ω. If it is connected to a 0.766 Ω resistor what is the power dissipated by that load?

-a) 1.229E+02 W
-b) 1.352E+02 W
-c) 1.487E+02 W
+d) 1.636E+02 W
-e) 1.799E+02 W
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 433 V. If the combined external and internal resistance is 275 &Omega and the capacitance is 61 mF, how long will it take for the capacitor's voltage to reach 223.0 V?
-a) 1.104E+01 s
+b) 1.214E+01 s
-c) 1.335E+01 s
-d) 1.469E+01 s
-e) 1.616E+01 s
3)
Two sources of emf ε1=26.8 V, and ε2=10.1 V are oriented as shownin the circuit. The resistances are R1=2.2 kΩ and R2=2.55 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=2.29 mA and I4=0.464 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) 3.436E+00 V
-b) 3.779E+00 V
-c) 4.157E+00 V
-d) 4.573E+00 V
+e) 5.030E+00 V

### QB:Ch 10:V2

QB153089888080

1) 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
2)
Two sources of emf ε1=52.7 V, and ε2=17.5 V are oriented as shownin the circuit. The resistances are R1=5.86 kΩ and R2=2.08 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=3.48 mA and I4=0.988 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) 2.064E+01 V
b) 2.270E+01 V
c) 2.497E+01 V
d) 2.747E+01 V
e) 3.021E+01 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 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

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

QB153089888080

1) 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
2)
Two sources of emf ε1=52.7 V, and ε2=17.5 V are oriented as shownin the circuit. The resistances are R1=5.86 kΩ and R2=2.08 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=3.48 mA and I4=0.988 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) 2.064E+01 V
-b) 2.270E+01 V
-c) 2.497E+01 V
-d) 2.747E+01 V
-e) 3.021E+01 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 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

### QB:Ch 11:V0

QB153089888080

1) An alpha-particle (q=3.2x10−19C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 3.23 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity
(3.84 i + 8.79 j  + 9.05 k) x 104 m/s?

a) 7.509E-14 N
b) 8.259E-14 N
c) 9.085E-14 N
d) 9.994E-14 N
e) 1.099E-13 N

2) A cyclotron used to accelerate alpha particlesm=6.64 x 10−27kg, q=3.2 x 10−19C) has a radius of 0.118 m and a magneticfield of 1.48 T. What is their maximum kinetic energy?

a) 1.004E+00 MeV
b) 1.104E+00 MeV
c) 1.215E+00 MeV
d) 1.336E+00 MeV
e) 1.470E+00 MeV

3) A circular current loop of radius 1.56 cm carries a current of 2.57 mA. What is the magnitude of the torque if the dipole is oriented at 38 ° to a uniform magnetic fied of 0.79 T?

a) 7.898E-07 N m
b) 8.688E-07 N m
c) 9.557E-07 N m
d) 1.051E-06 N m
e) 1.156E-06 N m

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

QB153089888080

1) An alpha-particle (q=3.2x10−19C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 3.23 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity
(3.84 i + 8.79 j  + 9.05 k) x 104 m/s?

-a) 7.509E-14 N
-b) 8.259E-14 N
+c) 9.085E-14 N
-d) 9.994E-14 N
-e) 1.099E-13 N

2) A cyclotron used to accelerate alpha particlesm=6.64 x 10−27kg, q=3.2 x 10−19C) has a radius of 0.118 m and a magneticfield of 1.48 T. What is their maximum kinetic energy?

-a) 1.004E+00 MeV
-b) 1.104E+00 MeV
-c) 1.215E+00 MeV
-d) 1.336E+00 MeV
+e) 1.470E+00 MeV

3) A circular current loop of radius 1.56 cm carries a current of 2.57 mA. What is the magnitude of the torque if the dipole is oriented at 38 ° to a uniform magnetic fied of 0.79 T?

-a) 7.898E-07 N m
-b) 8.688E-07 N m
+c) 9.557E-07 N m
-d) 1.051E-06 N m
-e) 1.156E-06 N m

### QB:Ch 11:V1

QB153089888080

1) A cyclotron used to accelerate alpha particlesm=6.64 x 10−27kg, q=3.2 x 10−19C) has a radius of 0.44 m and a magneticfield of 1.31 T. What is their maximum kinetic energy?

a) 1.323E+01 MeV
b) 1.456E+01 MeV
c) 1.601E+01 MeV
d) 1.761E+01 MeV
e) 1.937E+01 MeV

2) A circular current loop of radius 1.59 cm carries a current of 1.13 mA. What is the magnitude of the torque if the dipole is oriented at 41 ° to a uniform magnetic fied of 0.189 T?

a) 1.113E-07 N m
b) 1.224E-07 N m
c) 1.347E-07 N m
d) 1.481E-07 N m
e) 1.629E-07 N m

3) An alpha-particle (q=3.2x10−19C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 3.78 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity
(1.43 i + 8.8 j  + 4.16 k) x 104 m/s?

a) 1.064E-13 N
b) 1.171E-13 N
c) 1.288E-13 N
d) 1.417E-13 N
e) 1.558E-13 N

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

QB153089888080

1) A cyclotron used to accelerate alpha particlesm=6.64 x 10−27kg, q=3.2 x 10−19C) has a radius of 0.44 m and a magneticfield of 1.31 T. What is their maximum kinetic energy?

-a) 1.323E+01 MeV
-b) 1.456E+01 MeV
+c) 1.601E+01 MeV
-d) 1.761E+01 MeV
-e) 1.937E+01 MeV

2) A circular current loop of radius 1.59 cm carries a current of 1.13 mA. What is the magnitude of the torque if the dipole is oriented at 41 ° to a uniform magnetic fied of 0.189 T?

+a) 1.113E-07 N m
-b) 1.224E-07 N m
-c) 1.347E-07 N m
-d) 1.481E-07 N m
-e) 1.629E-07 N m

3) An alpha-particle (q=3.2x10−19C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 3.78 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity
(1.43 i + 8.8 j  + 4.16 k) x 104 m/s?

+a) 1.064E-13 N
-b) 1.171E-13 N
-c) 1.288E-13 N
-d) 1.417E-13 N
-e) 1.558E-13 N

### QB:Ch 11:V2

QB153089888080

1) An alpha-particle (q=3.2x10−19C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 3.13 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity
(5.64 i + 1.93 j  + 8.71 k) x 104 m/s?

a) 1.757E-14 N
b) 1.933E-14 N
c) 2.126E-14 N
d) 2.339E-14 N
e) 2.573E-14 N

2) A circular current loop of radius 1.17 cm carries a current of 3.68 mA. What is the magnitude of the torque if the dipole is oriented at 55 ° to a uniform magnetic fied of 0.179 T?

a) 1.585E-07 N m
b) 1.743E-07 N m
c) 1.918E-07 N m
d) 2.110E-07 N m
e) 2.321E-07 N m

3) A cyclotron used to accelerate alpha particlesm=6.64 x 10−27kg, q=3.2 x 10−19C) has a radius of 0.449 m and a magneticfield of 0.81 T. What is their maximum kinetic energy?

a) 5.795E+00 MeV
b) 6.374E+00 MeV
c) 7.012E+00 MeV
d) 7.713E+00 MeV
e) 8.484E+00 MeV

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

QB153089888080

1) An alpha-particle (q=3.2x10−19C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 3.13 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity
(5.64 i + 1.93 j  + 8.71 k) x 104 m/s?

-a) 1.757E-14 N
+b) 1.933E-14 N
-c) 2.126E-14 N
-d) 2.339E-14 N
-e) 2.573E-14 N

2) A circular current loop of radius 1.17 cm carries a current of 3.68 mA. What is the magnitude of the torque if the dipole is oriented at 55 ° to a uniform magnetic fied of 0.179 T?

-a) 1.585E-07 N m
-b) 1.743E-07 N m
-c) 1.918E-07 N m
-d) 2.110E-07 N m
+e) 2.321E-07 N m

3) A cyclotron used to accelerate alpha particlesm=6.64 x 10−27kg, q=3.2 x 10−19C) has a radius of 0.449 m and a magneticfield of 0.81 T. What is their maximum kinetic energy?

-a) 5.795E+00 MeV
+b) 6.374E+00 MeV
-c) 7.012E+00 MeV
-d) 7.713E+00 MeV
-e) 8.484E+00 MeV

### QB:Ch 12:V0

QB153089888080

1) Two loops of wire carry the same current of 21 kA, and flow in the same direction. They share a common axis and orientation. One loop has a radius of 0.753 m while the other has a radius of 1.47 m. What is the magnitude of the magnetic field at a point on the axis of both loops, situated between the loops at a distance 0.406 m from the first (smaller) loopif the disance between the loops is 1.38 m?

a) 1.559E-02 T
b) 1.715E-02 T
c) 1.886E-02 T
d) 2.075E-02 T
e) 2.283E-02 T

2) Two parallel wires each carry a 1.65 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (4.59 cm, 1.81 cm), while the other is located at (5.78 cm, 4.43 cm). What is the force per unit length between the wires?

a) 1.422E-11 N/m
b) 1.564E-11 N/m
c) 1.720E-11 N/m
d) 1.892E-11 N/m
e) 2.081E-11 N/m
3)
Three wires sit at the corners of a square of length 0.832 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 (1.03 A, 1.95 A, 2.02 A), respectively. What is the x-component of the magnetic field at point P?
a) Bx= 6.545E-05 T
b) Bx= 7.200E-05 T
c) Bx= 7.919E-05 T
d) Bx= 8.711E-05 T
e) Bx= 9.583E-05 T

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

QB153089888080

1) Two loops of wire carry the same current of 21 kA, and flow in the same direction. They share a common axis and orientation. One loop has a radius of 0.753 m while the other has a radius of 1.47 m. What is the magnitude of the magnetic field at a point on the axis of both loops, situated between the loops at a distance 0.406 m from the first (smaller) loopif the disance between the loops is 1.38 m?

-a) 1.559E-02 T
+b) 1.715E-02 T
-c) 1.886E-02 T
-d) 2.075E-02 T
-e) 2.283E-02 T

2) Two parallel wires each carry a 1.65 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (4.59 cm, 1.81 cm), while the other is located at (5.78 cm, 4.43 cm). What is the force per unit length between the wires?

-a) 1.422E-11 N/m
-b) 1.564E-11 N/m
-c) 1.720E-11 N/m
+d) 1.892E-11 N/m
-e) 2.081E-11 N/m
3)
Three wires sit at the corners of a square of length 0.832 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 (1.03 A, 1.95 A, 2.02 A), respectively. What is the x-component of the magnetic field at point P?
-a) Bx= 6.545E-05 T
+b) Bx= 7.200E-05 T
-c) Bx= 7.919E-05 T
-d) Bx= 8.711E-05 T
-e) Bx= 9.583E-05 T

### QB:Ch 12:V1

QB153089888080

1) Two loops of wire carry the same current of 18 kA, and flow in the same direction. They share a common axis and orientation. One loop has a radius of 0.848 m while the other has a radius of 1.42 m. What is the magnitude of the magnetic field at a point on the axis of both loops, situated between the loops at a distance 0.625 m from the first (smaller) loopif the disance between the loops is 1.55 m?

a) 7.952E-03 T
b) 8.747E-03 T
c) 9.622E-03 T
d) 1.058E-02 T
e) 1.164E-02 T

2) Two parallel wires each carry a 2.58 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (4.79 cm, 1.03 cm), while the other is located at (5.64 cm, 5.12 cm). What is the force per unit length between the wires?

a) 2.634E-11 N/m
b) 2.897E-11 N/m
c) 3.187E-11 N/m
d) 3.506E-11 N/m
e) 3.856E-11 N/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:V1

QB153089888080

1) Two loops of wire carry the same current of 18 kA, and flow in the same direction. They share a common axis and orientation. One loop has a radius of 0.848 m while the other has a radius of 1.42 m. What is the magnitude of the magnetic field at a point on the axis of both loops, situated between the loops at a distance 0.625 m from the first (smaller) loopif the disance between the loops is 1.55 m?

-a) 7.952E-03 T
-b) 8.747E-03 T
-c) 9.622E-03 T
-d) 1.058E-02 T
+e) 1.164E-02 T

2) Two parallel wires each carry a 2.58 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (4.79 cm, 1.03 cm), while the other is located at (5.64 cm, 5.12 cm). What is the force per unit length between the wires?

-a) 2.634E-11 N/m
-b) 2.897E-11 N/m
+c) 3.187E-11 N/m
-d) 3.506E-11 N/m
-e) 3.856E-11 N/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 12:V2

QB153089888080

1)
Three wires sit at the corners of a square of length 0.832 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 (1.03 A, 1.95 A, 2.02 A), respectively. What is the x-component of the magnetic field at point P?
a) Bx= 6.545E-05 T
b) Bx= 7.200E-05 T
c) Bx= 7.919E-05 T
d) Bx= 8.711E-05 T
e) Bx= 9.583E-05 T

2) Two loops of wire carry the same current of 64 kA, and flow in the same direction. They share a common axis and orientation. One loop has a radius of 0.838 m while the other has a radius of 1.17 m. What is the magnitude of the magnetic field at a point on the axis of both loops, situated between the loops at a distance 0.528 m from the first (smaller) loopif the disance between the loops is 1.62 m?

a) 3.863E-02 T
b) 4.249E-02 T
c) 4.674E-02 T
d) 5.141E-02 T
e) 5.655E-02 T

3) Two parallel wires each carry a 6.53 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (3.82 cm, 1.17 cm), while the other is located at (4.07 cm, 5.5 cm). What is the force per unit length between the wires?

a) 1.788E-10 N/m
b) 1.966E-10 N/m
c) 2.163E-10 N/m
d) 2.379E-10 N/m
e) 2.617E-10 N/m

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

QB153089888080

1)
Three wires sit at the corners of a square of length 0.832 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 (1.03 A, 1.95 A, 2.02 A), respectively. What is the x-component of the magnetic field at point P?
-a) Bx= 6.545E-05 T
+b) Bx= 7.200E-05 T
-c) Bx= 7.919E-05 T
-d) Bx= 8.711E-05 T
-e) Bx= 9.583E-05 T

2) Two loops of wire carry the same current of 64 kA, and flow in the same direction. They share a common axis and orientation. One loop has a radius of 0.838 m while the other has a radius of 1.17 m. What is the magnitude of the magnetic field at a point on the axis of both loops, situated between the loops at a distance 0.528 m from the first (smaller) loopif the disance between the loops is 1.62 m?

-a) 3.863E-02 T
+b) 4.249E-02 T
-c) 4.674E-02 T
-d) 5.141E-02 T
-e) 5.655E-02 T

3) Two parallel wires each carry a 6.53 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (3.82 cm, 1.17 cm), while the other is located at (4.07 cm, 5.5 cm). What is the force per unit length between the wires?

-a) 1.788E-10 N/m
+b) 1.966E-10 N/m
-c) 2.163E-10 N/m
-d) 2.379E-10 N/m
-e) 2.617E-10 N/m

### QB:Ch 13:V0

QB153089888080

1) A square coil has sides that are L= 0.819 m long and is tightly wound with N=887 turns of wire. The resistance of the coil is R=5.69 Ω. The coil is placed in a spacially uniform magnetic field that is directed perpendicular to the face of the coil and whose magnitude is increasing at a rate dB/dt=0.0618 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

a) 4.414E+00 A
b) 4.855E+00 A
c) 5.341E+00 A
d) 5.875E+00 A
e) 6.462E+00 A

2) The current through the windings of a solenoid with n= 2.220E+03 turns per meter is changing at a rate dI/dt=10 A/s. The solenoid is 70 cm long and has a cross-sectional diameter of 2.73 cm. A small coil consisting of N=28turns wraped in a circle of diameter 1.45 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) 1.066E-04 V
b) 1.173E-04 V
c) 1.290E-04 V
d) 1.419E-04 V
e) 1.561E-04 V

3) A time dependent magnetic field is directed perpendicular to the plane of a circular coil with a radius of 0.43 m. The magnetic field is spatially uniform but decays in time according to ${\displaystyle (2.73)e^{-\alpha t}}$, where ${\displaystyle \alpha =}$5.61 s. What is the current in the coil if the impedance of the coil is 4.89 Ω?

a) 1.134E+00 A
b) 1.248E+00 A
c) 1.373E+00 A
d) 1.510E+00 A
e) 1.661E+00 A

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

QB153089888080

1) A square coil has sides that are L= 0.819 m long and is tightly wound with N=887 turns of wire. The resistance of the coil is R=5.69 Ω. The coil is placed in a spacially uniform magnetic field that is directed perpendicular to the face of the coil and whose magnitude is increasing at a rate dB/dt=0.0618 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

-a) 4.414E+00 A
-b) 4.855E+00 A
-c) 5.341E+00 A
-d) 5.875E+00 A
+e) 6.462E+00 A

2) The current through the windings of a solenoid with n= 2.220E+03 turns per meter is changing at a rate dI/dt=10 A/s. The solenoid is 70 cm long and has a cross-sectional diameter of 2.73 cm. A small coil consisting of N=28turns wraped in a circle of diameter 1.45 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) 1.066E-04 V
-b) 1.173E-04 V
+c) 1.290E-04 V
-d) 1.419E-04 V
-e) 1.561E-04 V

3) A time dependent magnetic field is directed perpendicular to the plane of a circular coil with a radius of 0.43 m. The magnetic field is spatially uniform but decays in time according to ${\displaystyle (2.73)e^{-\alpha t}}$, where ${\displaystyle \alpha =}$5.61 s. What is the current in the coil if the impedance of the coil is 4.89 Ω?

-a) 1.134E+00 A
+b) 1.248E+00 A
-c) 1.373E+00 A
-d) 1.510E+00 A
-e) 1.661E+00 A

### QB:Ch 13:V1

QB153089888080

1) A time dependent magnetic field is directed perpendicular to the plane of a circular coil with a radius of 0.78 m. The magnetic field is spatially uniform but decays in time according to ${\displaystyle (4.22)e^{-\alpha t}}$, where ${\displaystyle \alpha =}$9.74 s. What is the current in the coil if the impedance of the coil is 32.1 Ω?

a) 1.742E+00 A
b) 1.916E+00 A
c) 2.108E+00 A
d) 2.319E+00 A
e) 2.551E+00 A

2) A square coil has sides that are L= 0.325 m long and is tightly wound with N=697 turns of wire. The resistance of the coil is R=4.87 Ω. The coil is placed in a spacially uniform magnetic field that is directed perpendicular to the face of the coil and whose magnitude is increasing at a rate dB/dt=0.0842 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

a) 1.157E+00 A
b) 1.273E+00 A
c) 1.400E+00 A
d) 1.540E+00 A
e) 1.694E+00 A

3) The current through the windings of a solenoid with n= 1.850E+03 turns per meter is changing at a rate dI/dt=17 A/s. The solenoid is 98 cm long and has a cross-sectional diameter of 3.38 cm. A small coil consisting of N=23turns wraped in a circle of diameter 1.72 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) 1.587E-04 V
b) 1.745E-04 V
c) 1.920E-04 V
d) 2.112E-04 V
e) 2.323E-04 V

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

QB153089888080

1) A time dependent magnetic field is directed perpendicular to the plane of a circular coil with a radius of 0.78 m. The magnetic field is spatially uniform but decays in time according to ${\displaystyle (4.22)e^{-\alpha t}}$, where ${\displaystyle \alpha =}$9.74 s. What is the current in the coil if the impedance of the coil is 32.1 Ω?

+a) 1.742E+00 A
-b) 1.916E+00 A
-c) 2.108E+00 A
-d) 2.319E+00 A
-e) 2.551E+00 A

2) A square coil has sides that are L= 0.325 m long and is tightly wound with N=697 turns of wire. The resistance of the coil is R=4.87 Ω. The coil is placed in a spacially uniform magnetic field that is directed perpendicular to the face of the coil and whose magnitude is increasing at a rate dB/dt=0.0842 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

-a) 1.157E+00 A
+b) 1.273E+00 A
-c) 1.400E+00 A
-d) 1.540E+00 A
-e) 1.694E+00 A

3) The current through the windings of a solenoid with n= 1.850E+03 turns per meter is changing at a rate dI/dt=17 A/s. The solenoid is 98 cm long and has a cross-sectional diameter of 3.38 cm. A small coil consisting of N=23turns wraped in a circle of diameter 1.72 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) 1.587E-04 V
-b) 1.745E-04 V
-c) 1.920E-04 V
+d) 2.112E-04 V
-e) 2.323E-04 V

### QB:Ch 13:V2

QB153089888080

1) The current through the windings of a solenoid with n= 2.040E+03 turns per meter is changing at a rate dI/dt=19 A/s. The solenoid is 76 cm long and has a cross-sectional diameter of 3.23 cm. A small coil consisting of N=25turns wraped in a circle of diameter 1.67 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) 2.204E-04 V
b) 2.425E-04 V
c) 2.667E-04 V
d) 2.934E-04 V
e) 3.227E-04 V

2) A time dependent magnetic field is directed perpendicular to the plane of a circular coil with a radius of 0.594 m. The magnetic field is spatially uniform but decays in time according to ${\displaystyle (2.89)e^{-\alpha t}}$, where ${\displaystyle \alpha =}$9.6 s. What is the current in the coil if the impedance of the coil is 6.65 Ω?

a) 2.088E+00 A
b) 2.297E+00 A
c) 2.527E+00 A
d) 2.779E+00 A
e) 3.057E+00 A

3) A square coil has sides that are L= 0.819 m long and is tightly wound with N=887 turns of wire. The resistance of the coil is R=5.69 Ω. The coil is placed in a spacially uniform magnetic field that is directed perpendicular to the face of the coil and whose magnitude is increasing at a rate dB/dt=0.0618 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

a) 4.414E+00 A
b) 4.855E+00 A
c) 5.341E+00 A
d) 5.875E+00 A
e) 6.462E+00 A

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

QB153089888080

1) The current through the windings of a solenoid with n= 2.040E+03 turns per meter is changing at a rate dI/dt=19 A/s. The solenoid is 76 cm long and has a cross-sectional diameter of 3.23 cm. A small coil consisting of N=25turns wraped in a circle of diameter 1.67 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) 2.204E-04 V
-b) 2.425E-04 V
+c) 2.667E-04 V
-d) 2.934E-04 V
-e) 3.227E-04 V

2) A time dependent magnetic field is directed perpendicular to the plane of a circular coil with a radius of 0.594 m. The magnetic field is spatially uniform but decays in time according to ${\displaystyle (2.89)e^{-\alpha t}}$, where ${\displaystyle \alpha =}$9.6 s. What is the current in the coil if the impedance of the coil is 6.65 Ω?

-a) 2.088E+00 A
+b) 2.297E+00 A
-c) 2.527E+00 A
-d) 2.779E+00 A
-e) 3.057E+00 A

3) A square coil has sides that are L= 0.819 m long and is tightly wound with N=887 turns of wire. The resistance of the coil is R=5.69 Ω. The coil is placed in a spacially uniform magnetic field that is directed perpendicular to the face of the coil and whose magnitude is increasing at a rate dB/dt=0.0618 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

-a) 4.414E+00 A
-b) 4.855E+00 A
-c) 5.341E+00 A
-d) 5.875E+00 A
+e) 6.462E+00 A

### QB:Ch 14:V0

QB153089888080

1) A washer has an inner diameter of 2.23 cm and an outer diamter of 4.85 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=3.7mm}$, and ${\displaystyle n=2.76}$. What is the volume of the washer?

a) 1.038E+00 cm3
b) 1.142E+00 cm3
c) 1.256E+00 cm3
d) 1.381E+00 cm3
e) 1.520E+00 cm3
2)
A long solenoid has a length 0.794 meters, radius 4.45 cm, and 568 turns. It surrounds coil of radius 6.81 meters and 9turns. If the current in the solenoid is changing at a rate of 246 A/s, what is the emf induced in the surounding coil?
a) 3.890E-02 V
b) 4.279E-02 V
c) 4.707E-02 V
d) 5.177E-02 V
e) 5.695E-02 V
3)
Suppose switch S1 in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S1 is opened as as S2 is closed. How long will it take for the energy stored in the inductor to be reduced to 2.69% of its maximum value if ε = 4.79 V , R = 4.18 Ω, and L = 2.7 H?
a) -8.773E-01 s
b) -9.651E-01 s
c) -1.062E+00 s
d) -1.168E+00 s
e) -1.284E+00 s

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

QB153089888080

1) A washer has an inner diameter of 2.23 cm and an outer diamter of 4.85 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=3.7mm}$, and ${\displaystyle n=2.76}$. What is the volume of the washer?

-a) 1.038E+00 cm3
-b) 1.142E+00 cm3
+c) 1.256E+00 cm3
-d) 1.381E+00 cm3
-e) 1.520E+00 cm3
2)
A long solenoid has a length 0.794 meters, radius 4.45 cm, and 568 turns. It surrounds coil of radius 6.81 meters and 9turns. If the current in the solenoid is changing at a rate of 246 A/s, what is the emf induced in the surounding coil?
+a) 3.890E-02 V
-b) 4.279E-02 V
-c) 4.707E-02 V
-d) 5.177E-02 V
-e) 5.695E-02 V
3)
Suppose switch S1 in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S1 is opened as as S2 is closed. How long will it take for the energy stored in the inductor to be reduced to 2.69% of its maximum value if ε = 4.79 V , R = 4.18 Ω, and L = 2.7 H?
-a) -8.773E-01 s
-b) -9.651E-01 s
-c) -1.062E+00 s
+d) -1.168E+00 s
-e) -1.284E+00 s

### QB:Ch 14:V1

QB153089888080

1) A washer has an inner diameter of 2.21 cm and an outer diamter of 4.5 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=4.29mm}$, and ${\displaystyle n=2.62}$. What is the volume of the washer?

a) 1.325E+00 cm3
b) 1.457E+00 cm3
c) 1.603E+00 cm3
d) 1.763E+00 cm3
e) 1.939E+00 cm3
2)
A long solenoid has a length 0.559 meters, radius 4.6 cm, and 515 turns. It surrounds coil of radius 9.72 meters and 17turns. If the current in the solenoid is changing at a rate of 189 A/s, what is the emf induced in the surounding coil?
a) 7.062E-02 V
b) 7.768E-02 V
c) 8.545E-02 V
d) 9.400E-02 V
e) 1.034E-01 V
3)
Suppose switch S1 in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S1 is opened as as S2 is closed. How long will it take for the energy stored in the inductor to be reduced to 1.56% of its maximum value if ε = 4.22 V , R = 1.89 Ω, and L = 6.57 H?
a) -4.939E+00 s
b) -5.433E+00 s
c) -5.976E+00 s
d) -6.574E+00 s
e) -7.231E+00 s

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

QB153089888080

1) A washer has an inner diameter of 2.21 cm and an outer diamter of 4.5 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=4.29mm}$, and ${\displaystyle n=2.62}$. What is the volume of the washer?

-a) 1.325E+00 cm3
+b) 1.457E+00 cm3
-c) 1.603E+00 cm3
-d) 1.763E+00 cm3
-e) 1.939E+00 cm3
2)
A long solenoid has a length 0.559 meters, radius 4.6 cm, and 515 turns. It surrounds coil of radius 9.72 meters and 17turns. If the current in the solenoid is changing at a rate of 189 A/s, what is the emf induced in the surounding coil?
-a) 7.062E-02 V
+b) 7.768E-02 V
-c) 8.545E-02 V
-d) 9.400E-02 V
-e) 1.034E-01 V
3)
Suppose switch S1 in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S1 is opened as as S2 is closed. How long will it take for the energy stored in the inductor to be reduced to 1.56% of its maximum value if ε = 4.22 V , R = 1.89 Ω, and L = 6.57 H?
-a) -4.939E+00 s
-b) -5.433E+00 s
-c) -5.976E+00 s
-d) -6.574E+00 s
+e) -7.231E+00 s

### QB:Ch 14:V2

QB153089888080

1)
Suppose switch S1 in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S1 is opened as as S2 is closed. How long will it take for the energy stored in the inductor to be reduced to 2.54% of its maximum value if ε = 2.46 V , R = 2.8 Ω, and L = 5.67 H?
a) -2.540E+00 s
b) -2.794E+00 s
c) -3.073E+00 s
d) -3.381E+00 s
e) -3.719E+00 s

2) A washer has an inner diameter of 2.46 cm and an outer diamter of 4.24 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=4.32mm}$, and ${\displaystyle n=2.63}$. What is the volume of the washer?

a) 7.499E-01 cm3
b) 8.249E-01 cm3
c) 9.074E-01 cm3
d) 9.982E-01 cm3
e) 1.098E+00 cm3
3)
A long solenoid has a length 0.559 meters, radius 4.6 cm, and 515 turns. It surrounds coil of radius 9.72 meters and 17turns. If the current in the solenoid is changing at a rate of 189 A/s, what is the emf induced in the surounding coil?
a) 7.062E-02 V
b) 7.768E-02 V
c) 8.545E-02 V
d) 9.400E-02 V
e) 1.034E-01 V

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

QB153089888080

1)
Suppose switch S1 in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S1 is opened as as S2 is closed. How long will it take for the energy stored in the inductor to be reduced to 2.54% of its maximum value if ε = 2.46 V , R = 2.8 Ω, and L = 5.67 H?
-a) -2.540E+00 s
-b) -2.794E+00 s
-c) -3.073E+00 s
-d) -3.381E+00 s
+e) -3.719E+00 s

2) A washer has an inner diameter of 2.46 cm and an outer diamter of 4.24 cm. The thickness is ${\displaystyle h=Cr^{-n}}$ where ${\displaystyle r}$ is measured in cm, ${\displaystyle C=4.32mm}$, and ${\displaystyle n=2.63}$. What is the volume of the washer?

-a) 7.499E-01 cm3
-b) 8.249E-01 cm3
-c) 9.074E-01 cm3
-d) 9.982E-01 cm3
+e) 1.098E+00 cm3
3)
A long solenoid has a length 0.559 meters, radius 4.6 cm, and 515 turns. It surrounds coil of radius 9.72 meters and 17turns. If the current in the solenoid is changing at a rate of 189 A/s, what is the emf induced in the surounding coil?
-a) 7.062E-02 V
+b) 7.768E-02 V
-c) 8.545E-02 V
-d) 9.400E-02 V
-e) 1.034E-01 V

### QB:Ch 15:V0

QB153089888080

1) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.82 V. The resistance, inductance, and capacitance are R =8 Ω, L= 6.40E-03H , and C=5.70E-04 F, respectively. What is the amplitude of the current?

a) 7.701E-02 A
b) 8.471E-02 A
c) 9.318E-02 A
d) 1.025E-01 A
e) 1.128E-01 A

2) The output of an ac generator connected to an RLC series combination has a frequency of 6.10E+04 Hz and an amplitude of 8 V. If R =5 Ω, L= 9.10E-03H , and C=8.80E-06 F, what is the rms power transferred to the resistor?

a) 4.320E-04 Watts
b) 4.752E-04 Watts
c) 5.227E-04 Watts
d) 5.750E-04 Watts
e) 6.325E-04 Watts

3) The output of an ac generator connected to an RLC series combination has a frequency of 540 Hz and an amplitude of 0.18 V;. If R =3 Ω, L= 2.50E-03H , and C=8.20E-04 F, what is the impedance?

a) 7.872E+00 Ω
b) 8.659E+00 Ω
c) 9.525E+00 Ω
d) 1.048E+01 Ω
e) 1.153E+01 Ω

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

QB153089888080

1) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.82 V. The resistance, inductance, and capacitance are R =8 Ω, L= 6.40E-03H , and C=5.70E-04 F, respectively. What is the amplitude of the current?

-a) 7.701E-02 A
-b) 8.471E-02 A
-c) 9.318E-02 A
+d) 1.025E-01 A
-e) 1.128E-01 A

2) The output of an ac generator connected to an RLC series combination has a frequency of 6.10E+04 Hz and an amplitude of 8 V. If R =5 Ω, L= 9.10E-03H , and C=8.80E-06 F, what is the rms power transferred to the resistor?

-a) 4.320E-04 Watts
-b) 4.752E-04 Watts
+c) 5.227E-04 Watts
-d) 5.750E-04 Watts
-e) 6.325E-04 Watts

3) The output of an ac generator connected to an RLC series combination has a frequency of 540 Hz and an amplitude of 0.18 V;. If R =3 Ω, L= 2.50E-03H , and C=8.20E-04 F, what is the impedance?

-a) 7.872E+00 Ω
+b) 8.659E+00 Ω
-c) 9.525E+00 Ω
-d) 1.048E+01 Ω
-e) 1.153E+01 Ω

### QB:Ch 15:V1

QB153089888080

1) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.44 V. The resistance, inductance, and capacitance are R =7 Ω, L= 5.40E-03H , and C=5.70E-04 F, respectively. What is the amplitude of the current?

a) 4.723E-02 A
b) 5.195E-02 A
c) 5.714E-02 A
d) 6.286E-02 A
e) 6.914E-02 A

2) The output of an ac generator connected to an RLC series combination has a frequency of 290 Hz and an amplitude of 0.75 V;. If R =2 Ω, L= 8.00E-03H , and C=9.90E-04 F, what is the impedance?

a) 9.675E+00 Ω
b) 1.064E+01 Ω
c) 1.171E+01 Ω
d) 1.288E+01 Ω
e) 1.416E+01 Ω

3) The output of an ac generator connected to an RLC series combination has a frequency of 4.30E+04 Hz and an amplitude of 6 V. If R =6 Ω, L= 5.20E-03H , and C=8.60E-06 F, what is the rms power transferred to the resistor?

a) 1.511E-03 Watts
b) 1.662E-03 Watts
c) 1.828E-03 Watts
d) 2.011E-03 Watts
e) 2.212E-03 Watts

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

QB153089888080

1) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.44 V. The resistance, inductance, and capacitance are R =7 Ω, L= 5.40E-03H , and C=5.70E-04 F, respectively. What is the amplitude of the current?

-a) 4.723E-02 A
-b) 5.195E-02 A
-c) 5.714E-02 A
+d) 6.286E-02 A
-e) 6.914E-02 A

2) The output of an ac generator connected to an RLC series combination has a frequency of 290 Hz and an amplitude of 0.75 V;. If R =2 Ω, L= 8.00E-03H , and C=9.90E-04 F, what is the impedance?

-a) 9.675E+00 Ω
-b) 1.064E+01 Ω
-c) 1.171E+01 Ω
-d) 1.288E+01 Ω
+e) 1.416E+01 Ω

3) The output of an ac generator connected to an RLC series combination has a frequency of 4.30E+04 Hz and an amplitude of 6 V. If R =6 Ω, L= 5.20E-03H , and C=8.60E-06 F, what is the rms power transferred to the resistor?

-a) 1.511E-03 Watts
-b) 1.662E-03 Watts
-c) 1.828E-03 Watts
-d) 2.011E-03 Watts
+e) 2.212E-03 Watts

### QB:Ch 15:V2

QB153089888080

1) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.44 V. The resistance, inductance, and capacitance are R =7 Ω, L= 5.40E-03H , and C=5.70E-04 F, respectively. What is the amplitude of the current?

a) 4.723E-02 A
b) 5.195E-02 A
c) 5.714E-02 A
d) 6.286E-02 A
e) 6.914E-02 A

2) The output of an ac generator connected to an RLC series combination has a frequency of 810 Hz and an amplitude of 0.64 V;. If R =6 Ω, L= 8.70E-03H , and C=8.20E-04 F, what is the impedance?

a) 4.444E+01 Ω
b) 4.889E+01 Ω
c) 5.378E+01 Ω
d) 5.916E+01 Ω
e) 6.507E+01 Ω

3) The output of an ac generator connected to an RLC series combination has a frequency of 5.50E+04 Hz and an amplitude of 2 V. If R =8 Ω, L= 9.60E-03H , and C=8.30E-06 F, what is the rms power transferred to the resistor?

a) 4.347E-05 Watts
b) 4.782E-05 Watts
c) 5.260E-05 Watts
d) 5.786E-05 Watts
e) 6.364E-05 Watts

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

QB153089888080

1) An RLC series combination is driven with an applied voltage of of V=V0sin(ωt), where V0=0.44 V. The resistance, inductance, and capacitance are R =7 Ω, L= 5.40E-03H , and C=5.70E-04 F, respectively. What is the amplitude of the current?

-a) 4.723E-02 A
-b) 5.195E-02 A
-c) 5.714E-02 A
+d) 6.286E-02 A
-e) 6.914E-02 A

2) The output of an ac generator connected to an RLC series combination has a frequency of 810 Hz and an amplitude of 0.64 V;. If R =6 Ω, L= 8.70E-03H , and C=8.20E-04 F, what is the impedance?

+a) 4.444E+01 Ω
-b) 4.889E+01 Ω
-c) 5.378E+01 Ω
-d) 5.916E+01 Ω
-e) 6.507E+01 Ω

3) The output of an ac generator connected to an RLC series combination has a frequency of 5.50E+04 Hz and an amplitude of 2 V. If R =8 Ω, L= 9.60E-03H , and C=8.30E-06 F, what is the rms power transferred to the resistor?

-a) 4.347E-05 Watts
-b) 4.782E-05 Watts
-c) 5.260E-05 Watts
+d) 5.786E-05 Watts
-e) 6.364E-05 Watts

### QB:Ch 16:V0

QB153089888080

1) What is the radiation pressure on an object that is 8.90E+11 m away from the sun and has cross-sectional area of 0.013 m2? The average power output of the Sun is 3.80E+26 W.

a) 2.315E-07 N/m2
b) 2.547E-07 N/m2
c) 2.801E-07 N/m2
d) 3.082E-07 N/m2
e) 3.390E-07 N/m2
2)
A parallel plate capacitor with a capicatnce C=9.80E-06 F whose plates have an area A=9.60E+03 m2 and separation d=8.70E-03 m is connected via a swith to a 23 Ω resistor and a battery of voltage V0=3 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=7.20E-04?
a) 2.877E+00 V
b) 3.165E+00 V
c) 3.481E+00 V
d) 3.829E+00 V
e) 4.212E+00 V

3) 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

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

QB153089888080

1) What is the radiation pressure on an object that is 8.90E+11 m away from the sun and has cross-sectional area of 0.013 m2? The average power output of the Sun is 3.80E+26 W.

-a) 2.315E-07 N/m2
+b) 2.547E-07 N/m2
-c) 2.801E-07 N/m2
-d) 3.082E-07 N/m2
-e) 3.390E-07 N/m2
2)
A parallel plate capacitor with a capicatnce C=9.80E-06 F whose plates have an area A=9.60E+03 m2 and separation d=8.70E-03 m is connected via a swith to a 23 Ω resistor and a battery of voltage V0=3 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=7.20E-04?
+a) 2.877E+00 V
-b) 3.165E+00 V
-c) 3.481E+00 V
-d) 3.829E+00 V
-e) 4.212E+00 V

3) 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

### QB:Ch 16:V1

QB153089888080

1) What is the radiation pressure on an object that is 2.20E+11 m away from the sun and has cross-sectional area of 0.082 m2? The average power output of the Sun is 3.80E+26 W.

a) 3.131E-06 N/m2
b) 3.445E-06 N/m2
c) 3.789E-06 N/m2
d) 4.168E-06 N/m2
e) 4.585E-06 N/m2
2)
A parallel plate capacitor with a capicatnce C=7.50E-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 61 Ω resistor and a battery of voltage V0=77 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=1.70E-03?
a) 5.131E+01 V
b) 5.644E+01 V
c) 6.209E+01 V
d) 6.830E+01 V
e) 7.513E+01 V

3) 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

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

QB153089888080

1) What is the radiation pressure on an object that is 2.20E+11 m away from the sun and has cross-sectional area of 0.082 m2? The average power output of the Sun is 3.80E+26 W.

-a) 3.131E-06 N/m2
-b) 3.445E-06 N/m2
-c) 3.789E-06 N/m2
+d) 4.168E-06 N/m2
-e) 4.585E-06 N/m2
2)
A parallel plate capacitor with a capicatnce C=7.50E-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 61 Ω resistor and a battery of voltage V0=77 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=1.70E-03?
-a) 5.131E+01 V
-b) 5.644E+01 V
-c) 6.209E+01 V
-d) 6.830E+01 V
+e) 7.513E+01 V

3) 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

### QB:Ch 16:V2

QB153089888080

1) 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
2)
A parallel plate capacitor with a capicatnce C=8.30E-06 F whose plates have an area A=7.00E+03 m2 and separation d=7.50E-03 m is connected via a swith to a 51 Ω resistor and a battery of voltage V0=81 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=1.20E-03?
a) 5.728E+01 V
b) 6.301E+01 V
c) 6.931E+01 V
d) 7.624E+01 V
e) 8.387E+01 V

3) What is the radiation pressure on an object that is 1.20E+11 m away from the sun and has cross-sectional area of 0.082 m2? The average power output of the Sun is 3.80E+26 W.

a) 9.568E-06 N/m2
b) 1.053E-05 N/m2
c) 1.158E-05 N/m2
d) 1.274E-05 N/m2
e) 1.401E-05 N/m2

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

QB153089888080

1) 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
2)
A parallel plate capacitor with a capicatnce C=8.30E-06 F whose plates have an area A=7.00E+03 m2 and separation d=7.50E-03 m is connected via a swith to a 51 Ω resistor and a battery of voltage V0=81 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=1.20E-03?
-a) 5.728E+01 V
-b) 6.301E+01 V
-c) 6.931E+01 V
+d) 7.624E+01 V
-e) 8.387E+01 V

3) What is the radiation pressure on an object that is 1.20E+11 m away from the sun and has cross-sectional area of 0.082 m2? The average power output of the Sun is 3.80E+26 W.

-a) 9.568E-06 N/m2
-b) 1.053E-05 N/m2
-c) 1.158E-05 N/m2
-d) 1.274E-05 N/m2
+e) 1.401E-05 N/m2