# Quizbank/Electricity and Magnetism (calculus based)/QB153099154229

QB153099154229

### QB:Ch 5:V0[edit | edit source]

QB153099154229

1)

is an integral that calculates the magnitude of the electric field at a distance fromthe center of a thin circular disk as measured along a line normal to the plane of the disk. The disk's radius is and the surface charge density is . Evaluate at .

- a) 1.022E+00 V/m
^{2} - b) 1.125E+00 V/m
^{2} - c) 1.237E+00 V/m
^{2} - d) 1.361E+00 V/m
^{2} - e) 1.497E+00 V/m
^{2}

- a) 4.766E+01 degrees
- b) 5.243E+01 degrees
- c) 5.767E+01 degrees
- d) 6.343E+01 degrees
- e) 6.978E+01 degrees

- a) 4.171E-14 N
- b) 4.588E-14 N
- c) 5.047E-14 N
- d) 5.551E-14 N
- e) 6.107E-14 N

#### KEY:QB:Ch 5:V0[edit | edit source]

QB153099154229

1)

is an integral that calculates the magnitude of the electric field at a distance fromthe center of a thin circular disk as measured along a line normal to the plane of the disk. The disk's radius is and the surface charge density is . Evaluate at .

- +a) 1.022E+00 V/m
^{2} - -b) 1.125E+00 V/m
^{2} - -c) 1.237E+00 V/m
^{2} - -d) 1.361E+00 V/m
^{2} - -e) 1.497E+00 V/m
^{2}

- -a) 4.766E+01 degrees
- -b) 5.243E+01 degrees
- -c) 5.767E+01 degrees
- +d) 6.343E+01 degrees
- -e) 6.978E+01 degrees

- -a) 4.171E-14 N
- -b) 4.588E-14 N
- +c) 5.047E-14 N
- -d) 5.551E-14 N
- -e) 6.107E-14 N

### QB:Ch 5:V1[edit | edit source]

QB153099154229

1)

is an integral that calculates the magnitude of the electric field at a distance fromthe center of a thin circular disk as measured along a line normal to the plane of the disk. The disk's radius is and the surface charge density is . Evaluate at .

- a) 8.933E+00 V/m
^{2} - b) 9.826E+00 V/m
^{2} - c) 1.081E+01 V/m
^{2} - d) 1.189E+01 V/m
^{2} - e) 1.308E+01 V/m
^{2}

- a) 3.426E-15 N
- b) 3.768E-15 N
- c) 4.145E-15 N
- d) 4.560E-15 N
- e) 5.015E-15 N

- a) 5.243E+01 degrees
- b) 5.767E+01 degrees
- c) 6.343E+01 degrees
- d) 6.978E+01 degrees
- e) 7.676E+01 degrees

#### KEY:QB:Ch 5:V1[edit | edit source]

QB153099154229

is an integral that calculates the magnitude of the electric field at a distance fromthe center of a thin circular disk as measured along a line normal to the plane of the disk. The disk's radius is and the surface charge density is . Evaluate at .

- -a) 8.933E+00 V/m
^{2} - -b) 9.826E+00 V/m
^{2} - +c) 1.081E+01 V/m
^{2} - -d) 1.189E+01 V/m
^{2} - -e) 1.308E+01 V/m
^{2}

- -a) 3.426E-15 N
- -b) 3.768E-15 N
- -c) 4.145E-15 N
- -d) 4.560E-15 N
- +e) 5.015E-15 N

- -a) 5.243E+01 degrees
- -b) 5.767E+01 degrees
- +c) 6.343E+01 degrees
- -d) 6.978E+01 degrees
- -e) 7.676E+01 degrees

### QB:Ch 5:V2[edit | edit source]

QB153099154229

is an integral that calculates the magnitude of the electric field at a distance fromthe center of a thin circular disk as measured along a line normal to the plane of the disk. The disk's radius is and the surface charge density is . Evaluate at .

- a) 3.722E-01 V/m
^{2} - b) 4.094E-01 V/m
^{2} - c) 4.504E-01 V/m
^{2} - d) 4.954E-01 V/m
^{2} - e) 5.450E-01 V/m
^{2}

- a) 5.243E-14 N
- b) 5.768E-14 N
- c) 6.344E-14 N
- d) 6.979E-14 N
- e) 7.677E-14 N

- a) 5.272E+01 degrees
- b) 5.799E+01 degrees
- c) 6.379E+01 degrees
- d) 7.017E+01 degrees
- e) 7.719E+01 degrees

#### KEY:QB:Ch 5:V2[edit | edit source]

QB153099154229

is an integral that calculates the magnitude of the electric field at a distance fromthe center of a thin circular disk as measured along a line normal to the plane of the disk. The disk's radius is and the surface charge density is . Evaluate at .

- -a) 3.722E-01 V/m
^{2} - -b) 4.094E-01 V/m
^{2} - -c) 4.504E-01 V/m
^{2} - +d) 4.954E-01 V/m
^{2} - -e) 5.450E-01 V/m
^{2}

- -a) 5.243E-14 N
- +b) 5.768E-14 N
- -c) 6.344E-14 N
- -d) 6.979E-14 N
- -e) 7.677E-14 N

- -a) 5.272E+01 degrees
- +b) 5.799E+01 degrees
- -c) 6.379E+01 degrees
- -d) 7.017E+01 degrees
- -e) 7.719E+01 degrees

### QB:Ch 6:V0[edit | edit source]

QB153099154229

_{1}=2.2 m. The other four surfaces are rectangles in y=y

_{0}=1.8 m, y=y

_{1}=5.3 m, z=z

_{0}=1.2 m, and z=z

_{1}=5.5 m. The surfaces in the yz plane each have area 15.0m

^{2}. Those in the xy plane have area 7.7m

^{2},and those in the zx plane have area 9.5m

^{2}. An electric field of magnitude 11 N/C has components in the y and z directions and is directed at 50° from the z-axis. What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?

- a) 5.989E+01 N·m
^{2}/C - b) 6.588E+01 N·m
^{2}/C - c) 7.247E+01 N·m
^{2}/C - d) 7.971E+01 N·m
^{2}/C - e) 8.769E+01 N·m
^{2}/C

_{1}=1.9 m. The other four surfaces are rectangles in y=y

_{0}=1.6 m, y=y

_{1}=5.1 m, z=z

_{0}=1.3 m, and z=z

_{1}=4.7 m. The surfaces in the yz plane each have area 12.0m

^{2}. Those in the xy plane have area 6.6m

^{2},and those in the zx plane have area 6.5m

^{2}. An electric field of magnitude 12 N/C has components in the y and z directions and is directed at 46° above the xy-plane (i.e. above the y axis.) What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?

- a) 5.385E+01 N·m
^{2}/C - b) 5.923E+01 N·m
^{2}/C - c) 6.516E+01 N·m
^{2}/C - d) 7.167E+01 N·m
^{2}/C - e) 7.884E+01 N·m
^{2}/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=6), and (x=6, y=6), where x and y are measured in meters. The electric field is,

- a) 4.820E+03 V·m
- b) 5.302E+03 V·m
- c) 5.832E+03 V·m
- d) 6.415E+03 V·m
- e) 7.057E+03 V·m

#### KEY:QB:Ch 6:V0[edit | edit source]

QB153099154229

_{1}=2.2 m. The other four surfaces are rectangles in y=y

_{0}=1.8 m, y=y

_{1}=5.3 m, z=z

_{0}=1.2 m, and z=z

_{1}=5.5 m. The surfaces in the yz plane each have area 15.0m

^{2}. Those in the xy plane have area 7.7m

^{2},and those in the zx plane have area 9.5m

^{2}. An electric field of magnitude 11 N/C has components in the y and z directions and is directed at 50° from the z-axis. What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?

- -a) 5.989E+01 N·m
^{2}/C - -b) 6.588E+01 N·m
^{2}/C - -c) 7.247E+01 N·m
^{2}/C - +d) 7.971E+01 N·m
^{2}/C - -e) 8.769E+01 N·m
^{2}/C

_{1}=1.9 m. The other four surfaces are rectangles in y=y

_{0}=1.6 m, y=y

_{1}=5.1 m, z=z

_{0}=1.3 m, and z=z

_{1}=4.7 m. The surfaces in the yz plane each have area 12.0m

^{2}. Those in the xy plane have area 6.6m

^{2},and those in the zx plane have area 6.5m

^{2}. An electric field of magnitude 12 N/C has components in the y and z directions and is directed at 46° above the xy-plane (i.e. above the y axis.) What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?

- +a) 5.385E+01 N·m
^{2}/C - -b) 5.923E+01 N·m
^{2}/C - -c) 6.516E+01 N·m
^{2}/C - -d) 7.167E+01 N·m
^{2}/C - -e) 7.884E+01 N·m
^{2}/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=6), and (x=6, y=6), where x and y are measured in meters. The electric field is,

- -a) 4.820E+03 V·m
- -b) 5.302E+03 V·m
- +c) 5.832E+03 V·m
- -d) 6.415E+03 V·m
- -e) 7.057E+03 V·m

### QB:Ch 6:V1[edit | edit source]

QB153099154229

_{1}=1.6 m. The other four surfaces are rectangles in y=y

_{0}=1.3 m, y=y

_{1}=4.4 m, z=z

_{0}=1.4 m, and z=z

_{1}=5.5 m. The surfaces in the yz plane each have area 13.0m

^{2}. Those in the xy plane have area 5.0m

^{2},and those in the zx plane have area 6.6m

^{2}. 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·m
^{2}/C - b) 3.032E+01 N·m
^{2}/C - c) 3.335E+01 N·m
^{2}/C - d) 3.668E+01 N·m
^{2}/C - e) 4.035E+01 N·m
^{2}/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=5, y=0), (x=0, y=7), and (x=5, y=7), where x and y are measured in meters. The electric field is,

- a) 4.286E+03 V·m
- b) 4.714E+03 V·m
- c) 5.186E+03 V·m
- d) 5.704E+03 V·m
- e) 6.275E+03 V·m

_{1}=2.0 m. The other four surfaces are rectangles in y=y

_{0}=1.3 m, y=y

_{1}=4.4 m, z=z

_{0}=1.3 m, and z=z

_{1}=4.2 m. The surfaces in the yz plane each have area 9.0m

^{2}. Those in the xy plane have area 6.2m

^{2},and those in the zx plane have area 5.8m

^{2}. An electric field of magnitude 11 N/C has components in the y and z directions and is directed at 32° above the xy-plane (i.e. above the y axis.) What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?

- a) 3.695E+01 N·m
^{2}/C - b) 4.065E+01 N·m
^{2}/C - c) 4.472E+01 N·m
^{2}/C - d) 4.919E+01 N·m
^{2}/C - e) 5.411E+01 N·m
^{2}/C

#### KEY:QB:Ch 6:V1[edit | edit source]

QB153099154229

_{1}=1.6 m. The other four surfaces are rectangles in y=y

_{0}=1.3 m, y=y

_{1}=4.4 m, z=z

_{0}=1.4 m, and z=z

_{1}=5.5 m. The surfaces in the yz plane each have area 13.0m

^{2}. Those in the xy plane have area 5.0m

^{2},and those in the zx plane have area 6.6m

^{2}. 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·m
^{2}/C - -b) 3.032E+01 N·m
^{2}/C - -c) 3.335E+01 N·m
^{2}/C - -d) 3.668E+01 N·m
^{2}/C - +e) 4.035E+01 N·m
^{2}/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=5, y=0), (x=0, y=7), and (x=5, y=7), where x and y are measured in meters. The electric field is,

- -a) 4.286E+03 V·m
- -b) 4.714E+03 V·m
- +c) 5.186E+03 V·m
- -d) 5.704E+03 V·m
- -e) 6.275E+03 V·m

_{1}=2.0 m. The other four surfaces are rectangles in y=y

_{0}=1.3 m, y=y

_{1}=4.4 m, z=z

_{0}=1.3 m, and z=z

_{1}=4.2 m. The surfaces in the yz plane each have area 9.0m

^{2}. Those in the xy plane have area 6.2m

^{2},and those in the zx plane have area 5.8m

^{2}. An electric field of magnitude 11 N/C has components in the y and z directions and is directed at 32° above the xy-plane (i.e. above the y axis.) What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?

- -a) 3.695E+01 N·m
^{2}/C - -b) 4.065E+01 N·m
^{2}/C - -c) 4.472E+01 N·m
^{2}/C - -d) 4.919E+01 N·m
^{2}/C - +e) 5.411E+01 N·m
^{2}/C

### QB:Ch 6:V2[edit | edit source]

QB153099154229

_{1}=1.3 m. The other four surfaces are rectangles in y=y

_{0}=1.1 m, y=y

_{1}=5.7 m, z=z

_{0}=1.8 m, and z=z

_{1}=4.5 m. The surfaces in the yz plane each have area 12.0m

^{2}. Those in the xy plane have area 6.0m

^{2},and those in the zx plane have area 3.5m

^{2}. An electric field of magnitude 5 N/C has components in the y and z directions and is directed at 38° from the z-axis. What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?

- a) 9.823E+00 N·m
^{2}/C - b) 1.080E+01 N·m
^{2}/C - c) 1.189E+01 N·m
^{2}/C - d) 1.307E+01 N·m
^{2}/C - e) 1.438E+01 N·m
^{2}/C

_{1}=2.3 m. The other four surfaces are rectangles in y=y

_{0}=1.2 m, y=y

_{1}=5.5 m, z=z

_{0}=1.7 m, and z=z

_{1}=5.1 m. The surfaces in the yz plane each have area 15.0m

^{2}. Those in the xy plane have area 9.9m

^{2},and those in the zx plane have area 7.8m

^{2}. An electric field of magnitude 6 N/C has components in the y and z directions and is directed at 58° above the xy-plane (i.e. above the y axis.) What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?

- a) 1.698E+01 N·m
^{2}/C - b) 1.868E+01 N·m
^{2}/C - c) 2.055E+01 N·m
^{2}/C - d) 2.260E+01 N·m
^{2}/C - e) 2.486E+01 N·m
^{2}/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=7, y=0), (x=0, y=6), and (x=7, y=6), where x and y are measured in meters. The electric field is,

- a) 3.337E+03 V·m
- b) 3.670E+03 V·m
- c) 4.037E+03 V·m
- d) 4.441E+03 V·m
- e) 4.885E+03 V·m

#### KEY:QB:Ch 6:V2[edit | edit source]

QB153099154229

_{1}=1.3 m. The other four surfaces are rectangles in y=y

_{0}=1.1 m, y=y

_{1}=5.7 m, z=z

_{0}=1.8 m, and z=z

_{1}=4.5 m. The surfaces in the yz plane each have area 12.0m

^{2}. Those in the xy plane have area 6.0m

^{2},and those in the zx plane have area 3.5m

^{2}. An electric field of magnitude 5 N/C has components in the y and z directions and is directed at 38° from the z-axis. What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?

- -a) 9.823E+00 N·m
^{2}/C - +b) 1.080E+01 N·m
^{2}/C - -c) 1.189E+01 N·m
^{2}/C - -d) 1.307E+01 N·m
^{2}/C - -e) 1.438E+01 N·m
^{2}/C

_{1}=2.3 m. The other four surfaces are rectangles in y=y

_{0}=1.2 m, y=y

_{1}=5.5 m, z=z

_{0}=1.7 m, and z=z

_{1}=5.1 m. The surfaces in the yz plane each have area 15.0m

^{2}. Those in the xy plane have area 9.9m

^{2},and those in the zx plane have area 7.8m

^{2}. An electric field of magnitude 6 N/C has components in the y and z directions and is directed at 58° above the xy-plane (i.e. above the y axis.) What is the magnitude (absolute value) of the electric flux through a surface aligned parallel to the xz plane?

- -a) 1.698E+01 N·m
^{2}/C - -b) 1.868E+01 N·m
^{2}/C - -c) 2.055E+01 N·m
^{2}/C - -d) 2.260E+01 N·m
^{2}/C - +e) 2.486E+01 N·m
^{2}/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=7, y=0), (x=0, y=6), and (x=7, y=6), where x and y are measured in meters. The electric field is,

- +a) 3.337E+03 V·m
- -b) 3.670E+03 V·m
- -c) 4.037E+03 V·m
- -d) 4.441E+03 V·m
- -e) 4.885E+03 V·m

### QB:Ch 7:V0[edit | edit source]

QB153099154229

1) A 7 C charge is separated from a 15 C charge by distance of 14 cm. What is the work done by increasing this separation to 20 cm?

- a) 1.519E-06 J
- b) 1.671E-06 J
- c) 1.838E-06 J
- d) 2.022E-06 J
- e) 2.224E-06 J

2) Calculate the final speed of a free electron accelerated from rest through a potential difference of 45 V.

- a) 3.617E+06 m/s
- b) 3.979E+06 m/s
- c) 4.376E+06 m/s
- d) 4.814E+06 m/s
- e) 5.296E+06 m/s

3) If a 16 nC charge is situated at the origin, the equipotential surface for V(x,y,z)=19 V is x^{2} + y^{2} + z^{2} = R^{2}, where R=

- a) 5.169E+00 m
- b) 5.686E+00 m
- c) 6.255E+00 m
- d) 6.880E+00 m
- e) 7.568E+00 m

#### KEY:QB:Ch 7:V0[edit | edit source]

QB153099154229

1) A 7 C charge is separated from a 15 C charge by distance of 14 cm. What is the work done by increasing this separation to 20 cm?

- -a) 1.519E-06 J
- -b) 1.671E-06 J
- -c) 1.838E-06 J
- +d) 2.022E-06 J
- -e) 2.224E-06 J

2) Calculate the final speed of a free electron accelerated from rest through a potential difference of 45 V.

- -a) 3.617E+06 m/s
- +b) 3.979E+06 m/s
- -c) 4.376E+06 m/s
- -d) 4.814E+06 m/s
- -e) 5.296E+06 m/s

3) If a 16 nC charge is situated at the origin, the equipotential surface for V(x,y,z)=19 V is x^{2} + y^{2} + z^{2} = R^{2}, where R=

- -a) 5.169E+00 m
- -b) 5.686E+00 m
- -c) 6.255E+00 m
- -d) 6.880E+00 m
- +e) 7.568E+00 m

### QB:Ch 7:V1[edit | edit source]

QB153099154229

1) If a 24 nC charge is situated at the origin, the equipotential surface for V(x,y,z)=97 V is x^{2} + y^{2} + z^{2} = R^{2}, where R=

- a) 1.838E+00 m
- b) 2.022E+00 m
- c) 2.224E+00 m
- d) 2.446E+00 m
- e) 2.691E+00 m

2) Calculate the final speed of a free electron accelerated from rest through a potential difference of 30 V.

- a) 2.441E+06 m/s
- b) 2.685E+06 m/s
- c) 2.953E+06 m/s
- d) 3.249E+06 m/s
- e) 3.573E+06 m/s

3) A 6 C charge is separated from a 13 C charge by distance of 8 cm. What is the work done by increasing this separation to 16 cm?

- a) 3.292E-06 J
- b) 3.621E-06 J
- c) 3.983E-06 J
- d) 4.381E-06 J
- e) 4.820E-06 J

#### KEY:QB:Ch 7:V1[edit | edit source]

QB153099154229

1) If a 24 nC charge is situated at the origin, the equipotential surface for V(x,y,z)=97 V is x^{2} + y^{2} + z^{2} = R^{2}, where R=

- -a) 1.838E+00 m
- -b) 2.022E+00 m
- +c) 2.224E+00 m
- -d) 2.446E+00 m
- -e) 2.691E+00 m

2) Calculate the final speed of a free electron accelerated from rest through a potential difference of 30 V.

- -a) 2.441E+06 m/s
- -b) 2.685E+06 m/s
- -c) 2.953E+06 m/s
- +d) 3.249E+06 m/s
- -e) 3.573E+06 m/s

3) A 6 C charge is separated from a 13 C charge by distance of 8 cm. What is the work done by increasing this separation to 16 cm?

- -a) 3.292E-06 J
- -b) 3.621E-06 J
- -c) 3.983E-06 J
- +d) 4.381E-06 J
- -e) 4.820E-06 J

### QB:Ch 7:V2[edit | edit source]

QB153099154229

1) Calculate the final speed of a free electron accelerated from rest through a potential difference of 45 V.

- a) 3.617E+06 m/s
- b) 3.979E+06 m/s
- c) 4.376E+06 m/s
- d) 4.814E+06 m/s
- e) 5.296E+06 m/s

2) A 6 C charge is separated from a 13 C charge by distance of 8 cm. What is the work done by increasing this separation to 16 cm?

- a) 3.292E-06 J
- b) 3.621E-06 J
- c) 3.983E-06 J
- d) 4.381E-06 J
- e) 4.820E-06 J

3) If a 16 nC charge is situated at the origin, the equipotential surface for V(x,y,z)=19 V is x^{2} + y^{2} + z^{2} = R^{2}, where R=

- a) 5.169E+00 m
- b) 5.686E+00 m
- c) 6.255E+00 m
- d) 6.880E+00 m
- e) 7.568E+00 m

#### KEY:QB:Ch 7:V2[edit | edit source]

QB153099154229

1) Calculate the final speed of a free electron accelerated from rest through a potential difference of 45 V.

- -a) 3.617E+06 m/s
- +b) 3.979E+06 m/s
- -c) 4.376E+06 m/s
- -d) 4.814E+06 m/s
- -e) 5.296E+06 m/s

2) A 6 C charge is separated from a 13 C charge by distance of 8 cm. What is the work done by increasing this separation to 16 cm?

- -a) 3.292E-06 J
- -b) 3.621E-06 J
- -c) 3.983E-06 J
- +d) 4.381E-06 J
- -e) 4.820E-06 J

^{2} + y^{2} + z^{2} = R^{2}, where R=

- -a) 5.169E+00 m
- -b) 5.686E+00 m
- -c) 6.255E+00 m
- -d) 6.880E+00 m
- +e) 7.568E+00 m

### QB:Ch 8:V0[edit | edit source]

QB153099154229

1) An empty parallel-plate capacitor with metal plates has an area of 2.45 m^{2}, separated by 1.18 mm. How much charge does it store if the voltage is 4.060E+03 V?

- a) 5.608E+01 μC
- b) 6.168E+01 μC
- c) 6.785E+01 μC
- d) 7.464E+01 μC
- e) 8.210E+01 μC

_{1}=17.6 μF, C

_{2}=2.12 μF, and C

_{3}=4.72 μF. The voltage source provides ε=5.35 V. What is the energy stored in C

_{2}?

- a) 6.750E+00 μJ
- b) 7.425E+00 μJ
- c) 8.168E+00 μJ
- d) 8.984E+00 μJ
- e) 9.883E+00 μJ

_{1}=19.6 μF, C

_{2}=2.15 μF, and C

_{3}=5.36 μF. The voltage source provides ε=11.6 V. What is the charge on C

_{1}?

- a) 6.298E+01 μC
- b) 6.928E+01 μC
- c) 7.621E+01 μC
- d) 8.383E+01 μC
- e) 9.221E+01 μC

#### KEY:QB:Ch 8:V0[edit | edit source]

QB153099154229

1) An empty parallel-plate capacitor with metal plates has an area of 2.45 m^{2}, separated by 1.18 mm. How much charge does it store if the voltage is 4.060E+03 V?

- -a) 5.608E+01 μC
- -b) 6.168E+01 μC
- -c) 6.785E+01 μC
- +d) 7.464E+01 μC
- -e) 8.210E+01 μC

_{1}=17.6 μF, C

_{2}=2.12 μF, and C

_{3}=4.72 μF. The voltage source provides ε=5.35 V. What is the energy stored in C

_{2}?

- -a) 6.750E+00 μJ
- -b) 7.425E+00 μJ
- +c) 8.168E+00 μJ
- -d) 8.984E+00 μJ
- -e) 9.883E+00 μJ

_{1}=19.6 μF, C

_{2}=2.15 μF, and C

_{3}=5.36 μF. The voltage source provides ε=11.6 V. What is the charge on C

_{1}?

- +a) 6.298E+01 μC
- -b) 6.928E+01 μC
- -c) 7.621E+01 μC
- -d) 8.383E+01 μC
- -e) 9.221E+01 μC

### QB:Ch 8:V1[edit | edit source]

QB153099154229

_{1}=16.0 μF, C

_{2}=2.27 μF, and C

_{3}=4.4 μF. The voltage source provides ε=7.11 V. What is the charge on C

_{1}?

- a) 2.515E+01 μC
- b) 2.766E+01 μC
- c) 3.043E+01 μC
- d) 3.347E+01 μC
- e) 3.682E+01 μC

2) An empty parallel-plate capacitor with metal plates has an area of 2.42 m^{2}, separated by 1.33 mm. How much charge does it store if the voltage is 1.130E+03 V?

- a) 1.368E+01 μC
- b) 1.505E+01 μC
- c) 1.655E+01 μC
- d) 1.820E+01 μC
- e) 2.003E+01 μC

_{1}=17.6 μF, C

_{2}=2.12 μF, and C

_{3}=4.72 μF. The voltage source provides ε=5.35 V. What is the energy stored in C

_{2}?

- a) 6.750E+00 μJ
- b) 7.425E+00 μJ
- c) 8.168E+00 μJ
- d) 8.984E+00 μJ
- e) 9.883E+00 μJ

#### KEY:QB:Ch 8:V1[edit | edit source]

QB153099154229

_{1}=16.0 μF, C

_{2}=2.27 μF, and C

_{3}=4.4 μF. The voltage source provides ε=7.11 V. What is the charge on C

_{1}?

- -a) 2.515E+01 μC
- -b) 2.766E+01 μC
- -c) 3.043E+01 μC
- +d) 3.347E+01 μC
- -e) 3.682E+01 μC

2) An empty parallel-plate capacitor with metal plates has an area of 2.42 m^{2}, separated by 1.33 mm. How much charge does it store if the voltage is 1.130E+03 V?

- -a) 1.368E+01 μC
- -b) 1.505E+01 μC
- -c) 1.655E+01 μC
- +d) 1.820E+01 μC
- -e) 2.003E+01 μC

_{1}=17.6 μF, C

_{2}=2.12 μF, and C

_{3}=4.72 μF. The voltage source provides ε=5.35 V. What is the energy stored in C

_{2}?

- -a) 6.750E+00 μJ
- -b) 7.425E+00 μJ
- +c) 8.168E+00 μJ
- -d) 8.984E+00 μJ
- -e) 9.883E+00 μJ

### QB:Ch 8:V2[edit | edit source]

QB153099154229

_{1}=20.6 μF, C

_{2}=2.38 μF, and C

_{3}=5.66 μF. The voltage source provides ε=12.6 V. What is the charge on C

_{1}?

- a) 5.474E+01 μC
- b) 6.022E+01 μC
- c) 6.624E+01 μC
- d) 7.287E+01 μC
- e) 8.015E+01 μC

_{1}=15.7 μF, C

_{2}=2.87 μF, and C

_{3}=5.46 μF. The voltage source provides ε=5.38 V. What is the energy stored in C

_{2}?

- a) 6.890E+00 μJ
- b) 7.579E+00 μJ
- c) 8.337E+00 μJ
- d) 9.171E+00 μJ
- e) 1.009E+01 μJ

3) An empty parallel-plate capacitor with metal plates has an area of 1.94 m^{2}, separated by 1.27 mm. How much charge does it store if the voltage is 8.780E+03 V?

- a) 1.080E+02 μC
- b) 1.188E+02 μC
- c) 1.306E+02 μC
- d) 1.437E+02 μC
- e) 1.581E+02 μC

#### KEY:QB:Ch 8:V2[edit | edit source]

QB153099154229

_{1}=20.6 μF, C

_{2}=2.38 μF, and C

_{3}=5.66 μF. The voltage source provides ε=12.6 V. What is the charge on C

_{1}?

- -a) 5.474E+01 μC
- -b) 6.022E+01 μC
- -c) 6.624E+01 μC
- +d) 7.287E+01 μC
- -e) 8.015E+01 μC

_{1}=15.7 μF, C

_{2}=2.87 μF, and C

_{3}=5.46 μF. The voltage source provides ε=5.38 V. What is the energy stored in C

_{2}?

- -a) 6.890E+00 μJ
- -b) 7.579E+00 μJ
- -c) 8.337E+00 μJ
- -d) 9.171E+00 μJ
- +e) 1.009E+01 μJ

3) An empty parallel-plate capacitor with metal plates has an area of 1.94 m^{2}, separated by 1.27 mm. How much charge does it store if the voltage is 8.780E+03 V?

- -a) 1.080E+02 μC
- +b) 1.188E+02 μC
- -c) 1.306E+02 μC
- -d) 1.437E+02 μC
- -e) 1.581E+02 μC

### QB:Ch 9:V0[edit | edit source]

QB153099154229

1) Calculate the drift speed of electrons in a copper wire with a diameter of 4.38 mm carrying a 5.79 A current, given that there is one free electron per copper atom. The density of copper is 8.80 x 10^{3}kg/m^{3} and the atomic mass of copper is 63.54 g/mol. Avagadro's number is 6.02 x 10^{23}atoms/mol.

- a) 2.615E-05 m/s
- b) 2.876E-05 m/s
- c) 3.164E-05 m/s
- d) 3.480E-05 m/s
- e) 3.828E-05 m/s

2) What is the average current involved when a truck battery sets in motion 631 C of charge in 3.8 s while starting an engine?

- a) 1.661E+02 A
- b) 1.827E+02 A
- c) 2.009E+02 A
- d) 2.210E+02 A
- e) 2.431E+02 A

3) Imagine a substance could be made into a very hot filament. Suppose the resitance is 6.06 Ω at a temperature of 80°C and that the temperature coefficient of expansion is 4.290E-03 (°C)^{−1}). What is the resistance at a temperature of 330 °C?

- a) 1.196E+01 Ω
- b) 1.256E+01 Ω
- c) 1.319E+01 Ω
- d) 1.385E+01 Ω
- e) 1.454E+01 Ω

#### KEY:QB:Ch 9:V0[edit | edit source]

QB153099154229

1) Calculate the drift speed of electrons in a copper wire with a diameter of 4.38 mm carrying a 5.79 A current, given that there is one free electron per copper atom. The density of copper is 8.80 x 10^{3}kg/m^{3} and the atomic mass of copper is 63.54 g/mol. Avagadro's number is 6.02 x 10^{23}atoms/mol.

- -a) 2.615E-05 m/s
- +b) 2.876E-05 m/s
- -c) 3.164E-05 m/s
- -d) 3.480E-05 m/s
- -e) 3.828E-05 m/s

2) What is the average current involved when a truck battery sets in motion 631 C of charge in 3.8 s while starting an engine?

- +a) 1.661E+02 A
- -b) 1.827E+02 A
- -c) 2.009E+02 A
- -d) 2.210E+02 A
- -e) 2.431E+02 A

3) Imagine a substance could be made into a very hot filament. Suppose the resitance is 6.06 Ω at a temperature of 80°C and that the temperature coefficient of expansion is 4.290E-03 (°C)^{−1}). What is the resistance at a temperature of 330 °C?

- -a) 1.196E+01 Ω
- +b) 1.256E+01 Ω
- -c) 1.319E+01 Ω
- -d) 1.385E+01 Ω
- -e) 1.454E+01 Ω

### QB:Ch 9:V1[edit | edit source]

QB153099154229

1) What is the average current involved when a truck battery sets in motion 760 C of charge in 5.35 s while starting an engine?

- a) 1.291E+02 A
- b) 1.421E+02 A
- c) 1.563E+02 A
- d) 1.719E+02 A
- e) 1.891E+02 A

2) Imagine a substance could be made into a very hot filament. Suppose the resitance is 2.61 Ω at a temperature of 92°C and that the temperature coefficient of expansion is 4.260E-03 (°C)^{−1}). What is the resistance at a temperature of 422 °C?

- a) 6.279E+00 Ω
- b) 6.593E+00 Ω
- c) 6.923E+00 Ω
- d) 7.269E+00 Ω
- e) 7.632E+00 Ω

3) Calculate the drift speed of electrons in a copper wire with a diameter of 5.33 mm carrying a 5.1 A current, given that there is one free electron per copper atom. The density of copper is 8.80 x 10^{3}kg/m^{3} and the atomic mass of copper is 63.54 g/mol. Avagadro's number is 6.02 x 10^{23}atoms/mol.

- a) 1.711E-05 m/s
- b) 1.882E-05 m/s
- c) 2.070E-05 m/s
- d) 2.277E-05 m/s
- e) 2.505E-05 m/s

#### KEY:QB:Ch 9:V1[edit | edit source]

QB153099154229

1) What is the average current involved when a truck battery sets in motion 760 C of charge in 5.35 s while starting an engine?

- -a) 1.291E+02 A
- +b) 1.421E+02 A
- -c) 1.563E+02 A
- -d) 1.719E+02 A
- -e) 1.891E+02 A

2) Imagine a substance could be made into a very hot filament. Suppose the resitance is 2.61 Ω at a temperature of 92°C and that the temperature coefficient of expansion is 4.260E-03 (°C)^{−1}). What is the resistance at a temperature of 422 °C?

- +a) 6.279E+00 Ω
- -b) 6.593E+00 Ω
- -c) 6.923E+00 Ω
- -d) 7.269E+00 Ω
- -e) 7.632E+00 Ω

3) Calculate the drift speed of electrons in a copper wire with a diameter of 5.33 mm carrying a 5.1 A current, given that there is one free electron per copper atom. The density of copper is 8.80 x 10^{3}kg/m^{3} and the atomic mass of copper is 63.54 g/mol. Avagadro's number is 6.02 x 10^{23}atoms/mol.

- +a) 1.711E-05 m/s
- -b) 1.882E-05 m/s
- -c) 2.070E-05 m/s
- -d) 2.277E-05 m/s
- -e) 2.505E-05 m/s

### QB:Ch 9:V2[edit | edit source]

QB153099154229

1) What is the average current involved when a truck battery sets in motion 669 C of charge in 4.3 s while starting an engine?

- a) 1.063E+02 A
- b) 1.169E+02 A
- c) 1.286E+02 A
- d) 1.414E+02 A
- e) 1.556E+02 A

2) Imagine a substance could be made into a very hot filament. Suppose the resitance is 3.64 Ω at a temperature of 82°C and that the temperature coefficient of expansion is 4.530E-03 (°C)^{−1}). What is the resistance at a temperature of 390 °C?

- a) 7.532E+00 Ω
- b) 7.908E+00 Ω
- c) 8.303E+00 Ω
- d) 8.719E+00 Ω
- e) 9.155E+00 Ω

3) Calculate the drift speed of electrons in a copper wire with a diameter of 5.33 mm carrying a 5.1 A current, given that there is one free electron per copper atom. The density of copper is 8.80 x 10^{3}kg/m^{3} and the atomic mass of copper is 63.54 g/mol. Avagadro's number is 6.02 x 10^{23}atoms/mol.

- a) 1.711E-05 m/s
- b) 1.882E-05 m/s
- c) 2.070E-05 m/s
- d) 2.277E-05 m/s
- e) 2.505E-05 m/s

#### KEY:QB:Ch 9:V2[edit | edit source]

QB153099154229

1) What is the average current involved when a truck battery sets in motion 669 C of charge in 4.3 s while starting an engine?

- -a) 1.063E+02 A
- -b) 1.169E+02 A
- -c) 1.286E+02 A
- -d) 1.414E+02 A
- +e) 1.556E+02 A

2) Imagine a substance could be made into a very hot filament. Suppose the resitance is 3.64 Ω at a temperature of 82°C and that the temperature coefficient of expansion is 4.530E-03 (°C)^{−1}). What is the resistance at a temperature of 390 °C?

- -a) 7.532E+00 Ω
- -b) 7.908E+00 Ω
- -c) 8.303E+00 Ω
- +d) 8.719E+00 Ω
- -e) 9.155E+00 Ω

^{3}kg/m^{3} and the atomic mass of copper is 63.54 g/mol. Avagadro's number is 6.02 x 10^{23}atoms/mol.

- +a) 1.711E-05 m/s
- -b) 1.882E-05 m/s
- -c) 2.070E-05 m/s
- -d) 2.277E-05 m/s
- -e) 2.505E-05 m/s

### QB:Ch 10:V0[edit | edit source]

QB153099154229

_{1}= 1.18 Ω, R

_{2}= 0.878 Ω, and R

_{2}= 2.11 Ω. V

_{1}and V

_{3}are text 0.637 V and 3.51 V, respectively. But V

_{2}is opposite to that shown in the figure, or, equivalently, V

_{2}=−0.547 V. What is the absolute value of the current through R

_{1}?

- a) 1.701E-01 A
- b) 1.871E-01 A
- c) 2.058E-01 A
- d) 2.264E-01 A
- e) 2.490E-01 A

_{1}=2.55 Ω, R

_{2}=5.12 Ω, and R

_{3}=12.7 Ω. What is the power dissipated by R

_{2}?

- a) 1.096E+01 W
- b) 1.206E+01 W
- c) 1.326E+01 W
- d) 1.459E+01 W
- e) 1.605E+01 W

- a) 9.718E+00 s
- b) 1.069E+01 s
- c) 1.176E+01 s
- d) 1.293E+01 s
- e) 1.423E+01 s

#### KEY:QB:Ch 10:V0[edit | edit source]

QB153099154229

_{1}= 1.18 Ω, R

_{2}= 0.878 Ω, and R

_{2}= 2.11 Ω. V

_{1}and V

_{3}are text 0.637 V and 3.51 V, respectively. But V

_{2}is opposite to that shown in the figure, or, equivalently, V

_{2}=−0.547 V. What is the absolute value of the current through R

_{1}?

- -a) 1.701E-01 A
- +b) 1.871E-01 A
- -c) 2.058E-01 A
- -d) 2.264E-01 A
- -e) 2.490E-01 A

_{1}=2.55 Ω, R

_{2}=5.12 Ω, and R

_{3}=12.7 Ω. What is the power dissipated by R

_{2}?

- -a) 1.096E+01 W
- -b) 1.206E+01 W
- -c) 1.326E+01 W
- -d) 1.459E+01 W
- +e) 1.605E+01 W

- -a) 9.718E+00 s
- -b) 1.069E+01 s
- +c) 1.176E+01 s
- -d) 1.293E+01 s
- -e) 1.423E+01 s

### QB:Ch 10:V1[edit | edit source]

QB153099154229

- a) 9.024E+00 s
- b) 9.927E+00 s
- c) 1.092E+01 s
- d) 1.201E+01 s
- e) 1.321E+01 s

_{1}= 1.6 Ω, R

_{2}= 1.3 Ω, and R

_{2}= 2.22 Ω. V

_{1}and V

_{3}are text 0.55 V and 3.18 V, respectively. But V

_{2}is opposite to that shown in the figure, or, equivalently, V

_{2}=−0.743 V. What is the absolute value of the current through R

_{1}?

- a) 1.721E-01 A
- b) 1.893E-01 A
- c) 2.082E-01 A
- d) 2.291E-01 A
- e) 2.520E-01 A

_{1}=1.68 Ω, R

_{2}=7.52 Ω, and R

_{3}=12.8 Ω. What is the power dissipated by R

_{2}?

- a) 7.827E+00 W
- b) 8.610E+00 W
- c) 9.470E+00 W
- d) 1.042E+01 W
- e) 1.146E+01 W

#### KEY:QB:Ch 10:V1[edit | edit source]

QB153099154229

- -a) 9.024E+00 s
- -b) 9.927E+00 s
- -c) 1.092E+01 s
- +d) 1.201E+01 s
- -e) 1.321E+01 s

_{1}= 1.6 Ω, R

_{2}= 1.3 Ω, and R

_{2}= 2.22 Ω. V

_{1}and V

_{3}are text 0.55 V and 3.18 V, respectively. But V

_{2}is opposite to that shown in the figure, or, equivalently, V

_{2}=−0.743 V. What is the absolute value of the current through R

_{1}?

- +a) 1.721E-01 A
- -b) 1.893E-01 A
- -c) 2.082E-01 A
- -d) 2.291E-01 A
- -e) 2.520E-01 A

_{1}=1.68 Ω, R

_{2}=7.52 Ω, and R

_{3}=12.8 Ω. What is the power dissipated by R

_{2}?

- -a) 7.827E+00 W
- +b) 8.610E+00 W
- -c) 9.470E+00 W
- -d) 1.042E+01 W
- -e) 1.146E+01 W

### QB:Ch 10:V2[edit | edit source]

QB153099154229

- a) 7.688E+00 s
- b) 8.457E+00 s
- c) 9.303E+00 s
- d) 1.023E+01 s
- e) 1.126E+01 s

_{1}=2.66 Ω, R

_{2}=7.29 Ω, and R

_{3}=14.5 Ω. What is the power dissipated by R

_{2}?

- a) 7.123E+00 W
- b) 7.835E+00 W
- c) 8.618E+00 W
- d) 9.480E+00 W
- e) 1.043E+01 W

_{1}= 2.74 Ω, R

_{2}= 1.63 Ω, and R

_{2}= 2.75 Ω. V

_{1}and V

_{3}are text 0.485 V and 2.01 V, respectively. But V

_{2}is opposite to that shown in the figure, or, equivalently, V

_{2}=−0.555 V. What is the absolute value of the current through R

_{1}?

- a) 1.114E-01 A
- b) 1.225E-01 A
- c) 1.348E-01 A
- d) 1.483E-01 A
- e) 1.631E-01 A

#### KEY:QB:Ch 10:V2[edit | edit source]

QB153099154229

- -a) 7.688E+00 s
- -b) 8.457E+00 s
- -c) 9.303E+00 s
- +d) 1.023E+01 s
- -e) 1.126E+01 s

_{1}=2.66 Ω, R

_{2}=7.29 Ω, and R

_{3}=14.5 Ω. What is the power dissipated by R

_{2}?

- -a) 7.123E+00 W
- -b) 7.835E+00 W
- -c) 8.618E+00 W
- -d) 9.480E+00 W
- +e) 1.043E+01 W

_{1}= 2.74 Ω, R

_{2}= 1.63 Ω, and R

_{2}= 2.75 Ω. V

_{1}and V

_{3}are text 0.485 V and 2.01 V, respectively. But V

_{2}is opposite to that shown in the figure, or, equivalently, V

_{2}=−0.555 V. What is the absolute value of the current through R

_{1}?

- -a) 1.114E-01 A
- +b) 1.225E-01 A
- -c) 1.348E-01 A
- -d) 1.483E-01 A
- -e) 1.631E-01 A

### QB:Ch 11:V0[edit | edit source]

QB153099154229

- a) 8.660E-06 V
- b) 9.526E-06 V
- c) 1.048E-05 V
- d) 1.153E-05 V
- e) 1.268E-05 V

2) 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

3) A cyclotron used to accelerate alpha particlesm=6.64 x 10^{−27}kg, q=3.2 x 10^{−19}C) has a radius of 0.413 m and a magneticfield of 0.988 T. What is their maximum kinetic energy?

- a) 6.029E+00 MeV
- b) 6.631E+00 MeV
- c) 7.295E+00 MeV
- d) 8.024E+00 MeV
- e) 8.827E+00 MeV

#### KEY:QB:Ch 11:V0[edit | edit source]

QB153099154229

- +a) 8.660E-06 V
- -b) 9.526E-06 V
- -c) 1.048E-05 V
- -d) 1.153E-05 V
- -e) 1.268E-05 V

2) 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

3) A cyclotron used to accelerate alpha particlesm=6.64 x 10^{−27}kg, q=3.2 x 10^{−19}C) has a radius of 0.413 m and a magneticfield of 0.988 T. What is their maximum kinetic energy?

- -a) 6.029E+00 MeV
- -b) 6.631E+00 MeV
- -c) 7.295E+00 MeV
- +d) 8.024E+00 MeV
- -e) 8.827E+00 MeV

### QB:Ch 11:V1[edit | edit source]

QB153099154229

1) A cyclotron used to accelerate alpha particlesm=6.64 x 10^{−27}kg, q=3.2 x 10^{−19}C) has a radius of 0.388 m and a magneticfield of 1.19 T. What is their maximum kinetic energy?

- a) 8.491E+00 MeV
- b) 9.340E+00 MeV
- c) 1.027E+01 MeV
- d) 1.130E+01 MeV
- e) 1.243E+01 MeV

2) A circular current loop of radius 2.99 cm carries a current of 4.54 mA. What is the magnitude of the torque if the dipole is oriented at 34 ° to a uniform magnetic fied of 0.107 T?

- a) 7.629E-07 N m
- b) 8.392E-07 N m
- c) 9.232E-07 N m
- d) 1.015E-06 N m
- e) 1.117E-06 N m

- a) 7.153E-07 V
- b) 7.869E-07 V
- c) 8.655E-07 V
- d) 9.521E-07 V
- e) 1.047E-06 V

#### KEY:QB:Ch 11:V1[edit | edit source]

QB153099154229

1) A cyclotron used to accelerate alpha particlesm=6.64 x 10^{−27}kg, q=3.2 x 10^{−19}C) has a radius of 0.388 m and a magneticfield of 1.19 T. What is their maximum kinetic energy?

- -a) 8.491E+00 MeV
- -b) 9.340E+00 MeV
- +c) 1.027E+01 MeV
- -d) 1.130E+01 MeV
- -e) 1.243E+01 MeV

2) A circular current loop of radius 2.99 cm carries a current of 4.54 mA. What is the magnitude of the torque if the dipole is oriented at 34 ° to a uniform magnetic fied of 0.107 T?

- +a) 7.629E-07 N m
- -b) 8.392E-07 N m
- -c) 9.232E-07 N m
- -d) 1.015E-06 N m
- -e) 1.117E-06 N m

- -a) 7.153E-07 V
- -b) 7.869E-07 V
- -c) 8.655E-07 V
- +d) 9.521E-07 V
- -e) 1.047E-06 V

### QB:Ch 11:V2[edit | edit source]

QB153099154229

1) A cyclotron used to accelerate alpha particlesm=6.64 x 10^{−27}kg, q=3.2 x 10^{−19}C) has a radius of 0.145 m and a magneticfield of 1.03 T. What is their maximum kinetic energy?

- a) 7.342E-01 MeV
- b) 8.076E-01 MeV
- c) 8.884E-01 MeV
- d) 9.772E-01 MeV
- e) 1.075E+00 MeV

- a) 1.322E-06 V
- b) 1.454E-06 V
- c) 1.600E-06 V
- d) 1.759E-06 V
- e) 1.935E-06 V

3) A circular current loop of radius 2.84 cm carries a current of 3.01 mA. What is the magnitude of the torque if the dipole is oriented at 63 ° to a uniform magnetic fied of 0.174 T?

- a) 1.075E-06 N m
- b) 1.182E-06 N m
- c) 1.301E-06 N m
- d) 1.431E-06 N m
- e) 1.574E-06 N m

#### KEY:QB:Ch 11:V2[edit | edit source]

QB153099154229

1) A cyclotron used to accelerate alpha particlesm=6.64 x 10^{−27}kg, q=3.2 x 10^{−19}C) has a radius of 0.145 m and a magneticfield of 1.03 T. What is their maximum kinetic energy?

- -a) 7.342E-01 MeV
- -b) 8.076E-01 MeV
- -c) 8.884E-01 MeV
- -d) 9.772E-01 MeV
- +e) 1.075E+00 MeV

- -a) 1.322E-06 V
- +b) 1.454E-06 V
- -c) 1.600E-06 V
- -d) 1.759E-06 V
- -e) 1.935E-06 V

3) A circular current loop of radius 2.84 cm carries a current of 3.01 mA. What is the magnitude of the torque if the dipole is oriented at 63 ° to a uniform magnetic fied of 0.174 T?

- -a) 1.075E-06 N m
- +b) 1.182E-06 N m
- -c) 1.301E-06 N m
- -d) 1.431E-06 N m
- -e) 1.574E-06 N m

### QB:Ch 12:V0[edit | edit source]

QB153099154229

_{1}and I

_{3}flow out of the page, and I

_{2}flows into the page, as shown. Two closed paths are shown, labeled and . If I

_{1}=2.89 kA, I

_{2}=1.19 kA, and I

_{3}=3.5 kA, take the path and evalulate the line integral,

:

- 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) Two parallel wires each carry a 2.12 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (3.67 cm, 1.25 cm), while the other is located at (4.69 cm, 4.27 cm). What is the force per unit length between the wires?

- a) 2.119E-11 N/m
- b) 2.331E-11 N/m
- c) 2.564E-11 N/m
- d) 2.820E-11 N/m
- e) 3.102E-11 N/m

_{1}, I

_{2}, I

_{2}) are (1.78 A, 1.34 A, 1.64 A), respectively. What is the y-component of the magnetic field at point P?

- a) B
_{y}= 6.118E-05 T - b) B
_{y}= 6.730E-05 T - c) B
_{y}= 7.403E-05 T - d) B
_{y}= 8.144E-05 T - e) B
_{y}= 8.958E-05 T

#### KEY:QB:Ch 12:V0[edit | edit source]

QB153099154229

_{1}and I

_{3}flow out of the page, and I

_{2}flows into the page, as shown. Two closed paths are shown, labeled and . If I

_{1}=2.89 kA, I

_{2}=1.19 kA, and I

_{3}=3.5 kA, take the path and evalulate the line integral,

:

- +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) Two parallel wires each carry a 2.12 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (3.67 cm, 1.25 cm), while the other is located at (4.69 cm, 4.27 cm). What is the force per unit length between the wires?

- -a) 2.119E-11 N/m
- -b) 2.331E-11 N/m
- -c) 2.564E-11 N/m
- +d) 2.820E-11 N/m
- -e) 3.102E-11 N/m

_{1}, I

_{2}, I

_{2}) are (1.78 A, 1.34 A, 1.64 A), respectively. What is the y-component of the magnetic field at point P?

- -a) B
_{y}= 6.118E-05 T - -b) B
_{y}= 6.730E-05 T - -c) B
_{y}= 7.403E-05 T - -d) B
_{y}= 8.144E-05 T - +e) B
_{y}= 8.958E-05 T

### QB:Ch 12:V1[edit | edit source]

QB153099154229

_{1}, I

_{2}, I

_{2}) are (2.26 A, 1.75 A, 2.47 A), respectively. What is the y-component of the magnetic field at point P?

- a) B
_{y}= 7.518E-05 T - b) B
_{y}= 8.270E-05 T - c) B
_{y}= 9.097E-05 T - d) B
_{y}= 1.001E-04 T - e) B
_{y}= 1.101E-04 T

_{1}and I

_{3}flow out of the page, and I

_{2}flows into the page, as shown. Two closed paths are shown, labeled and . If I

_{1}=2.58 kA, I

_{2}=1.27 kA, and I

_{3}=1.99 kA, take the path and evalulate the line integral,

:

- a) 3.770E-03 T-m
- b) 4.147E-03 T-m
- c) 4.562E-03 T-m
- d) 5.018E-03 T-m
- e) 5.520E-03 T-m

3) Two parallel wires each carry a 4.15 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (3.19 cm, 1.78 cm), while the other is located at (3.73 cm, 4.12 cm). What is the force per unit length between the wires?

- a) 1.434E-10 N/m
- b) 1.578E-10 N/m
- c) 1.736E-10 N/m
- d) 1.909E-10 N/m
- e) 2.100E-10 N/m

#### KEY:QB:Ch 12:V1[edit | edit source]

QB153099154229

_{1}, I

_{2}, I

_{2}) are (2.26 A, 1.75 A, 2.47 A), respectively. What is the y-component of the magnetic field at point P?

- +a) B
_{y}= 7.518E-05 T - -b) B
_{y}= 8.270E-05 T - -c) B
_{y}= 9.097E-05 T - -d) B
_{y}= 1.001E-04 T - -e) B
_{y}= 1.101E-04 T

_{1}and I

_{3}flow out of the page, and I

_{2}flows into the page, as shown. Two closed paths are shown, labeled and . If I

_{1}=2.58 kA, I

_{2}=1.27 kA, and I

_{3}=1.99 kA, take the path and evalulate the line integral,

:

- -a) 3.770E-03 T-m
- +b) 4.147E-03 T-m
- -c) 4.562E-03 T-m
- -d) 5.018E-03 T-m
- -e) 5.520E-03 T-m

3) Two parallel wires each carry a 4.15 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (3.19 cm, 1.78 cm), while the other is located at (3.73 cm, 4.12 cm). What is the force per unit length between the wires?

- +a) 1.434E-10 N/m
- -b) 1.578E-10 N/m
- -c) 1.736E-10 N/m
- -d) 1.909E-10 N/m
- -e) 2.100E-10 N/m

### QB:Ch 12:V2[edit | edit source]

QB153099154229

_{1}and I

_{3}flow out of the page, and I

_{2}flows into the page, as shown. Two closed paths are shown, labeled and . If I

_{1}=2.38 kA, I

_{2}=0.839 kA, and I

_{3}=2.27 kA, take the path and evalulate the line integral,

:

- a) 4.354E-03 T-m
- b) 4.789E-03 T-m
- c) 5.268E-03 T-m
- d) 5.795E-03 T-m
- e) 6.374E-03 T-m

2) Two parallel wires each carry a 9.59 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (3.97 cm, 1.4 cm), while the other is located at (4.02 cm, 5.19 cm). What is the force per unit length between the wires?

- a) 4.412E-10 N/m
- b) 4.853E-10 N/m
- c) 5.338E-10 N/m
- d) 5.872E-10 N/m
- e) 6.459E-10 N/m

_{1}, I

_{2}, I

_{2}) are (1.78 A, 1.34 A, 1.64 A), respectively. What is the y-component of the magnetic field at point P?

- a) B
_{y}= 6.118E-05 T - b) B
_{y}= 6.730E-05 T - c) B
_{y}= 7.403E-05 T - d) B
_{y}= 8.144E-05 T - e) B
_{y}= 8.958E-05 T

#### KEY:QB:Ch 12:V2[edit | edit source]

QB153099154229

_{1}and I

_{3}flow out of the page, and I

_{2}flows into the page, as shown. Two closed paths are shown, labeled and . If I

_{1}=2.38 kA, I

_{2}=0.839 kA, and I

_{3}=2.27 kA, take the path and evalulate the line integral,

:

- -a) 4.354E-03 T-m
- +b) 4.789E-03 T-m
- -c) 5.268E-03 T-m
- -d) 5.795E-03 T-m
- -e) 6.374E-03 T-m

2) Two parallel wires each carry a 9.59 mA current and are oriented in the z direction. The first wire is located in the x-y plane at (3.97 cm, 1.4 cm), while the other is located at (4.02 cm, 5.19 cm). What is the force per unit length between the wires?

- -a) 4.412E-10 N/m
- +b) 4.853E-10 N/m
- -c) 5.338E-10 N/m
- -d) 5.872E-10 N/m
- -e) 6.459E-10 N/m

_{1}, I

_{2}, I

_{2}) are (1.78 A, 1.34 A, 1.64 A), respectively. What is the y-component of the magnetic field at point P?

- -a) B
_{y}= 6.118E-05 T - -b) B
_{y}= 6.730E-05 T - -c) B
_{y}= 7.403E-05 T - -d) B
_{y}= 8.144E-05 T - +e) B
_{y}= 8.958E-05 T

### QB:Ch 13:V0[edit | edit source]

QB153099154229

1) The current through the windings of a solenoid with n= 1.830E+03 turns per meter is changing at a rate dI/dt=14 A/s. The solenoid is 87 cm long and has a cross-sectional diameter of 2.5 cm. A small coil consisting of N=30turns wraped in a circle of diameter 1.34 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) 1.126E-04 V
- b) 1.238E-04 V
- c) 1.362E-04 V
- d) 1.498E-04 V
- e) 1.648E-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 , where 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= 0.568 m long and is tightly wound with N=482 turns of wire. The resistance of the coil is R=8.78 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=0.0544 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

- a) 6.581E-01 A
- b) 7.239E-01 A
- c) 7.963E-01 A
- d) 8.759E-01 A
- e) 9.635E-01 A

#### KEY:QB:Ch 13:V0[edit | edit source]

QB153099154229

1) The current through the windings of a solenoid with n= 1.830E+03 turns per meter is changing at a rate dI/dt=14 A/s. The solenoid is 87 cm long and has a cross-sectional diameter of 2.5 cm. A small coil consisting of N=30turns wraped in a circle of diameter 1.34 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) 1.126E-04 V
- -b) 1.238E-04 V
- +c) 1.362E-04 V
- -d) 1.498E-04 V
- -e) 1.648E-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 , where 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= 0.568 m long and is tightly wound with N=482 turns of wire. The resistance of the coil is R=8.78 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=0.0544 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

- -a) 6.581E-01 A
- -b) 7.239E-01 A
- -c) 7.963E-01 A
- -d) 8.759E-01 A
- +e) 9.635E-01 A

### QB:Ch 13:V1[edit | edit source]

QB153099154229

1) A square coil has sides that are L= 0.861 m long and is tightly wound with N=538 turns of wire. The resistance of the coil is R=9.04 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=0.0433 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

- a) 1.737E+00 A
- b) 1.910E+00 A
- c) 2.101E+00 A
- d) 2.311E+00 A
- e) 2.543E+00 A

2) 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

3) A time dependent magnetic field is directed perpendicular to the plane of a circular coil with a radius of 0.8 m. The magnetic field is spatially uniform but decays in time according to , where 8.91 s. What is the current in the coil if the impedance of the coil is 61.7 Ω?

- a) 5.369E-01 A
- b) 5.906E-01 A
- c) 6.496E-01 A
- d) 7.146E-01 A
- e) 7.860E-01 A

#### KEY:QB:Ch 13:V1[edit | edit source]

QB153099154229

1) A square coil has sides that are L= 0.861 m long and is tightly wound with N=538 turns of wire. The resistance of the coil is R=9.04 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=0.0433 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

- -a) 1.737E+00 A
- +b) 1.910E+00 A
- -c) 2.101E+00 A
- -d) 2.311E+00 A
- -e) 2.543E+00 A

2) 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

3) A time dependent magnetic field is directed perpendicular to the plane of a circular coil with a radius of 0.8 m. The magnetic field is spatially uniform but decays in time according to , where 8.91 s. What is the current in the coil if the impedance of the coil is 61.7 Ω?

- -a) 5.369E-01 A
- -b) 5.906E-01 A
- -c) 6.496E-01 A
- -d) 7.146E-01 A
- +e) 7.860E-01 A

### QB:Ch 13:V2[edit | edit source]

QB153099154229

1) A time dependent magnetic field is directed perpendicular to the plane of a circular coil with a radius of 0.655 m. The magnetic field is spatially uniform but decays in time according to , where 9.62 s. What is the current in the coil if the impedance of the coil is 48.9 Ω?

- a) 7.890E-01 A
- b) 8.679E-01 A
- c) 9.547E-01 A
- d) 1.050E+00 A
- e) 1.155E+00 A

2) The current through the windings of a solenoid with n= 2.960E+03 turns per meter is changing at a rate dI/dt=10 A/s. The solenoid is 85 cm long and has a cross-sectional diameter of 3.12 cm. A small coil consisting of N=32turns wraped in a circle of diameter 1.44 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) 1.602E-04 V
- b) 1.762E-04 V
- c) 1.939E-04 V
- d) 2.132E-04 V
- e) 2.346E-04 V

3) A square coil has sides that are L= 0.547 m long and is tightly wound with N=198 turns of wire. The resistance of the coil is R=4.62 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=0.0768 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

- a) 8.953E-01 A
- b) 9.848E-01 A
- c) 1.083E+00 A
- d) 1.192E+00 A
- e) 1.311E+00 A

#### KEY:QB:Ch 13:V2[edit | edit source]

QB153099154229

1) A time dependent magnetic field is directed perpendicular to the plane of a circular coil with a radius of 0.655 m. The magnetic field is spatially uniform but decays in time according to , where 9.62 s. What is the current in the coil if the impedance of the coil is 48.9 Ω?

- +a) 7.890E-01 A
- -b) 8.679E-01 A
- -c) 9.547E-01 A
- -d) 1.050E+00 A
- -e) 1.155E+00 A

2) The current through the windings of a solenoid with n= 2.960E+03 turns per meter is changing at a rate dI/dt=10 A/s. The solenoid is 85 cm long and has a cross-sectional diameter of 3.12 cm. A small coil consisting of N=32turns wraped in a circle of diameter 1.44 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) 1.602E-04 V
- -b) 1.762E-04 V
- +c) 1.939E-04 V
- -d) 2.132E-04 V
- -e) 2.346E-04 V

3) A square coil has sides that are L= 0.547 m long and is tightly wound with N=198 turns of wire. The resistance of the coil is R=4.62 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=0.0768 T/s. If R represents the only impedance of the coil, what is the magnitude of the current circulting through it?

- -a) 8.953E-01 A
- +b) 9.848E-01 A
- -c) 1.083E+00 A
- -d) 1.192E+00 A
- -e) 1.311E+00 A

### QB:Ch 14:V0[edit | edit source]

QB153099154229

1) An induced emf of 4.02V is measured across a coil of 85 closely wound turns while the current throuth it increases uniformly from 0.0 to 3.53A in 0.438s. What is the self-inductance of the coil?

- a) 4.535E-01 H
- b) 4.988E-01 H
- c) 5.487E-01 H
- d) 6.035E-01 H
- e) 6.639E-01 H

2) A washer has an inner diameter of 2.74 cm and an outer diamter of 4.71 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- a) 8.141E-01 cm
^{3} - b) 8.955E-01 cm
^{3} - c) 9.850E-01 cm
^{3} - d) 1.084E+00 cm
^{3} - e) 1.192E+00 cm
^{3}

_{1}in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S

_{1}is opened as as S

_{2}is closed. How long will it take for the energy stored in the inductor to be reduced to 1.96% of its maximum value if ε = 2.64 V , R = 6.37 Ω, and L = 7.33 H?

- a) -1.700E+00 s
- b) -1.870E+00 s
- c) -2.057E+00 s
- d) -2.262E+00 s
- e) -2.489E+00 s

#### KEY:QB:Ch 14:V0[edit | edit source]

QB153099154229

1) An induced emf of 4.02V is measured across a coil of 85 closely wound turns while the current throuth it increases uniformly from 0.0 to 3.53A in 0.438s. What is the self-inductance of the coil?

- -a) 4.535E-01 H
- +b) 4.988E-01 H
- -c) 5.487E-01 H
- -d) 6.035E-01 H
- -e) 6.639E-01 H

2) A washer has an inner diameter of 2.74 cm and an outer diamter of 4.71 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- +a) 8.141E-01 cm
^{3} - -b) 8.955E-01 cm
^{3} - -c) 9.850E-01 cm
^{3} - -d) 1.084E+00 cm
^{3} - -e) 1.192E+00 cm
^{3}

_{1}in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S

_{1}is opened as as S

_{2}is closed. How long will it take for the energy stored in the inductor to be reduced to 1.96% of its maximum value if ε = 2.64 V , R = 6.37 Ω, and L = 7.33 H?

- -a) -1.700E+00 s
- -b) -1.870E+00 s
- -c) -2.057E+00 s
- +d) -2.262E+00 s
- -e) -2.489E+00 s

### QB:Ch 14:V1[edit | edit source]

QB153099154229

_{1}in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S

_{1}is opened as as S

_{2}is closed. How long will it take for the energy stored in the inductor to be reduced to 1.65% of its maximum value if ε = 3.62 V , R = 4.07 Ω, and L = 7.19 H?

- a) -2.476E+00 s
- b) -2.724E+00 s
- c) -2.996E+00 s
- d) -3.296E+00 s
- e) -3.625E+00 s

2) An induced emf of 6.75V is measured across a coil of 79 closely wound turns while the current throuth it increases uniformly from 0.0 to 7.76A in 0.115s. What is the self-inductance of the coil?

- a) 9.094E-02 H
- b) 1.000E-01 H
- c) 1.100E-01 H
- d) 1.210E-01 H
- e) 1.331E-01 H

3) A washer has an inner diameter of 2.12 cm and an outer diamter of 4.47 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- a) 1.228E+00 cm
^{3} - b) 1.351E+00 cm
^{3} - c) 1.486E+00 cm
^{3} - d) 1.634E+00 cm
^{3} - e) 1.798E+00 cm
^{3}

#### KEY:QB:Ch 14:V1[edit | edit source]

QB153099154229

_{1}in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S

_{1}is opened as as S

_{2}is closed. How long will it take for the energy stored in the inductor to be reduced to 1.65% of its maximum value if ε = 3.62 V , R = 4.07 Ω, and L = 7.19 H?

- -a) -2.476E+00 s
- -b) -2.724E+00 s
- -c) -2.996E+00 s
- -d) -3.296E+00 s
- +e) -3.625E+00 s

2) An induced emf of 6.75V is measured across a coil of 79 closely wound turns while the current throuth it increases uniformly from 0.0 to 7.76A in 0.115s. What is the self-inductance of the coil?

- -a) 9.094E-02 H
- +b) 1.000E-01 H
- -c) 1.100E-01 H
- -d) 1.210E-01 H
- -e) 1.331E-01 H

3) A washer has an inner diameter of 2.12 cm and an outer diamter of 4.47 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- -a) 1.228E+00 cm
^{3} - -b) 1.351E+00 cm
^{3} - -c) 1.486E+00 cm
^{3} - +d) 1.634E+00 cm
^{3} - -e) 1.798E+00 cm
^{3}

### QB:Ch 14:V2[edit | edit source]

QB153099154229

1) A washer has an inner diameter of 2.3 cm and an outer diamter of 4.44 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- a) 1.089E+00 cm
^{3} - b) 1.198E+00 cm
^{3} - c) 1.318E+00 cm
^{3} - d) 1.449E+00 cm
^{3} - e) 1.594E+00 cm
^{3}

2) An induced emf of 5.33V is measured across a coil of 77 closely wound turns while the current throuth it increases uniformly from 0.0 to 6.57A in 0.648s. What is the self-inductance of the coil?

- a) 4.779E-01 H
- b) 5.257E-01 H
- c) 5.783E-01 H
- d) 6.361E-01 H
- e) 6.997E-01 H

_{1}in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S

_{1}is opened as as S

_{2}is closed. How long will it take for the energy stored in the inductor to be reduced to 1.44% of its maximum value if ε = 5.95 V , R = 7.26 Ω, and L = 1.29 H?

- a) -3.114E-01 s
- b) -3.425E-01 s
- c) -3.767E-01 s
- d) -4.144E-01 s
- e) -4.559E-01 s

#### KEY:QB:Ch 14:V2[edit | edit source]

QB153099154229

1) A washer has an inner diameter of 2.3 cm and an outer diamter of 4.44 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- -a) 1.089E+00 cm
^{3} - -b) 1.198E+00 cm
^{3} - +c) 1.318E+00 cm
^{3} - -d) 1.449E+00 cm
^{3} - -e) 1.594E+00 cm
^{3}

2) An induced emf of 5.33V is measured across a coil of 77 closely wound turns while the current throuth it increases uniformly from 0.0 to 6.57A in 0.648s. What is the self-inductance of the coil?

- -a) 4.779E-01 H
- +b) 5.257E-01 H
- -c) 5.783E-01 H
- -d) 6.361E-01 H
- -e) 6.997E-01 H

_{1}in the figure shown was closed and remained closed long enough to acheive steady state. At t=0 S

_{1}is opened as as S

_{2}is closed. How long will it take for the energy stored in the inductor to be reduced to 1.44% of its maximum value if ε = 5.95 V , R = 7.26 Ω, and L = 1.29 H?

- -a) -3.114E-01 s
- -b) -3.425E-01 s
- +c) -3.767E-01 s
- -d) -4.144E-01 s
- -e) -4.559E-01 s

### QB:Ch 15:V0[edit | edit source]

QB153099154229

1) A step-down transformer steps 16 kV down to 210 V. The high-voltage input is provided by a 200 Ω power line that carries 7 A of currentWhat is the output current (at the 210 V side ?)

- a) 4.007E+02 A
- b) 4.408E+02 A
- c) 4.848E+02 A
- d) 5.333E+02 A
- e) 5.867E+02 A

2) An RLC series combination is driven with an applied voltage of of V=V_{0}sin(ωt), where V_{0}=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

3) The output of an ac generator connected to an RLC series combination has a frequency of 710 Hz and an amplitude of 0.88 V;. If R =2 Ω, L= 2.60E-03H , and C=8.00E-04 F, what is the impedance?

- a) 1.045E+01 Ω
- b) 1.149E+01 Ω
- c) 1.264E+01 Ω
- d) 1.391E+01 Ω
- e) 1.530E+01 Ω

#### KEY:QB:Ch 15:V0[edit | edit source]

QB153099154229

1) A step-down transformer steps 16 kV down to 210 V. The high-voltage input is provided by a 200 Ω power line that carries 7 A of currentWhat is the output current (at the 210 V side ?)

- -a) 4.007E+02 A
- -b) 4.408E+02 A
- -c) 4.848E+02 A
- +d) 5.333E+02 A
- -e) 5.867E+02 A

2) An RLC series combination is driven with an applied voltage of of V=V_{0}sin(ωt), where V_{0}=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

3) The output of an ac generator connected to an RLC series combination has a frequency of 710 Hz and an amplitude of 0.88 V;. If R =2 Ω, L= 2.60E-03H , and C=8.00E-04 F, what is the impedance?

- -a) 1.045E+01 Ω
- +b) 1.149E+01 Ω
- -c) 1.264E+01 Ω
- -d) 1.391E+01 Ω
- -e) 1.530E+01 Ω

### QB:Ch 15:V1[edit | edit source]

QB153099154229

1) A step-down transformer steps 14 kV down to 210 V. The high-voltage input is provided by a 240 Ω power line that carries 3 A of currentWhat is the output current (at the 210 V side ?)

- a) 2.000E+02 A
- b) 2.200E+02 A
- c) 2.420E+02 A
- d) 2.662E+02 A
- e) 2.928E+02 A

2) The output of an ac generator connected to an RLC series combination has a frequency of 470 Hz and an amplitude of 0.67 V;. If R =4 Ω, L= 2.40E-03H , and C=5.10E-04 F, what is the impedance?

- a) 6.254E+00 Ω
- b) 6.879E+00 Ω
- c) 7.567E+00 Ω
- d) 8.324E+00 Ω
- e) 9.156E+00 Ω

3) An RLC series combination is driven with an applied voltage of of V=V_{0}sin(ωt), where V_{0}=0.3 V. The resistance, inductance, and capacitance are R =2 Ω, L= 8.10E-03H , and C=9.40E-04 F, respectively. What is the amplitude of the current?

- a) 1.364E-01 A
- b) 1.500E-01 A
- c) 1.650E-01 A
- d) 1.815E-01 A
- e) 1.997E-01 A

#### KEY:QB:Ch 15:V1[edit | edit source]

QB153099154229

1) A step-down transformer steps 14 kV down to 210 V. The high-voltage input is provided by a 240 Ω power line that carries 3 A of currentWhat is the output current (at the 210 V side ?)

- +a) 2.000E+02 A
- -b) 2.200E+02 A
- -c) 2.420E+02 A
- -d) 2.662E+02 A
- -e) 2.928E+02 A

2) The output of an ac generator connected to an RLC series combination has a frequency of 470 Hz and an amplitude of 0.67 V;. If R =4 Ω, L= 2.40E-03H , and C=5.10E-04 F, what is the impedance?

- -a) 6.254E+00 Ω
- -b) 6.879E+00 Ω
- +c) 7.567E+00 Ω
- -d) 8.324E+00 Ω
- -e) 9.156E+00 Ω

3) An RLC series combination is driven with an applied voltage of of V=V_{0}sin(ωt), where V_{0}=0.3 V. The resistance, inductance, and capacitance are R =2 Ω, L= 8.10E-03H , and C=9.40E-04 F, respectively. What is the amplitude of the current?

- -a) 1.364E-01 A
- +b) 1.500E-01 A
- -c) 1.650E-01 A
- -d) 1.815E-01 A
- -e) 1.997E-01 A

### QB:Ch 15:V2[edit | edit source]

QB153099154229

1) An RLC series combination is driven with an applied voltage of of V=V_{0}sin(ωt), where V_{0}=0.25 V. The resistance, inductance, and capacitance are R =7 Ω, L= 5.00E-03H , and C=7.70E-04 F, respectively. What is the amplitude of the current?

- a) 2.439E-02 A
- b) 2.683E-02 A
- c) 2.952E-02 A
- d) 3.247E-02 A
- e) 3.571E-02 A

2) The output of an ac generator connected to an RLC series combination has a frequency of 910 Hz and an amplitude of 0.88 V;. If R =7 Ω, L= 6.80E-03H , and C=9.60E-04 F, what is the impedance?

- a) 3.575E+01 Ω
- b) 3.933E+01 Ω
- c) 4.326E+01 Ω
- d) 4.758E+01 Ω
- e) 5.234E+01 Ω

3) A step-down transformer steps 12 kV down to 170 V. The high-voltage input is provided by a 140 Ω power line that carries 9 A of currentWhat is the output current (at the 170 V side ?)

- a) 4.773E+02 A
- b) 5.250E+02 A
- c) 5.775E+02 A
- d) 6.353E+02 A
- e) 6.988E+02 A

#### KEY:QB:Ch 15:V2[edit | edit source]

QB153099154229

1) An RLC series combination is driven with an applied voltage of of V=V_{0}sin(ωt), where V_{0}=0.25 V. The resistance, inductance, and capacitance are R =7 Ω, L= 5.00E-03H , and C=7.70E-04 F, respectively. What is the amplitude of the current?

- -a) 2.439E-02 A
- -b) 2.683E-02 A
- -c) 2.952E-02 A
- -d) 3.247E-02 A
- +e) 3.571E-02 A

2) The output of an ac generator connected to an RLC series combination has a frequency of 910 Hz and an amplitude of 0.88 V;. If R =7 Ω, L= 6.80E-03H , and C=9.60E-04 F, what is the impedance?

- -a) 3.575E+01 Ω
- +b) 3.933E+01 Ω
- -c) 4.326E+01 Ω
- -d) 4.758E+01 Ω
- -e) 5.234E+01 Ω

3) A step-down transformer steps 12 kV down to 170 V. The high-voltage input is provided by a 140 Ω power line that carries 9 A of currentWhat is the output current (at the 170 V side ?)

- -a) 4.773E+02 A
- -b) 5.250E+02 A
- -c) 5.775E+02 A
- +d) 6.353E+02 A
- -e) 6.988E+02 A

### QB:Ch 16:V0[edit | edit source]

QB153099154229

1) 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 m^{2}? The average power output of the Sun is 3.80E+26 W.

- a) 9.568E-06 N/m
^{2} - b) 1.053E-05 N/m
^{2} - c) 1.158E-05 N/m
^{2} - d) 1.274E-05 N/m
^{2} - e) 1.401E-05 N/m
^{2}

^{2}and separation d=7.70E-03 m is connected via a swith to a 32 Ω resistor and a battery of voltage V

_{0}=38 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the magnitude of the electric field at time t=1.40E-04?

- a) 3.972E+03 V/m
- b) 4.369E+03 V/m
- c) 4.806E+03 V/m
- d) 5.287E+03 V/m
- e) 5.816E+03 V/m

3) 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 m^{2}? 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

#### KEY:QB:Ch 16:V0[edit | edit source]

QB153099154229

1) 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 m^{2}? The average power output of the Sun is 3.80E+26 W.

- -a) 9.568E-06 N/m
^{2} - -b) 1.053E-05 N/m
^{2} - -c) 1.158E-05 N/m
^{2} - -d) 1.274E-05 N/m
^{2} - +e) 1.401E-05 N/m
^{2}

^{2}and separation d=7.70E-03 m is connected via a swith to a 32 Ω resistor and a battery of voltage V

_{0}=38 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the magnitude of the electric field at time t=1.40E-04?

- -a) 3.972E+03 V/m
- -b) 4.369E+03 V/m
- +c) 4.806E+03 V/m
- -d) 5.287E+03 V/m
- -e) 5.816E+03 V/m

3) 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 m^{2}? 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

### QB:Ch 16:V1[edit | edit source]

QB153099154229

^{2}and separation d=5.70E-03 m is connected via a swith to a 7 Ω resistor and a battery of voltage V

_{0}=97 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the magnitude of the electric field at time t=7.00E-05?

- a) 1.049E+04 V/m
- b) 1.154E+04 V/m
- c) 1.269E+04 V/m
- d) 1.396E+04 V/m
- e) 1.535E+04 V/m

2) 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 m^{2}? The average power output of the Sun is 3.80E+26 W.

- a) 3.131E-06 N/m
^{2} - b) 3.445E-06 N/m
^{2} - c) 3.789E-06 N/m
^{2} - d) 4.168E-06 N/m
^{2} - e) 4.585E-06 N/m
^{2}

3) What is the radiation force on an object that is 1.70E+11 m away from the sun and has cross-sectional area of 0.033 m^{2}? The average power output of the Sun is 3.80E+26 W.

- a) 1.904E-07 N
- b) 2.094E-07 N
- c) 2.303E-07 N
- d) 2.534E-07 N
- e) 2.787E-07 N

#### KEY:QB:Ch 16:V1[edit | edit source]

QB153099154229

^{2}and separation d=5.70E-03 m is connected via a swith to a 7 Ω resistor and a battery of voltage V

_{0}=97 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the magnitude of the electric field at time t=7.00E-05?

- -a) 1.049E+04 V/m
- -b) 1.154E+04 V/m
- -c) 1.269E+04 V/m
- -d) 1.396E+04 V/m
- +e) 1.535E+04 V/m

2) 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 m^{2}? The average power output of the Sun is 3.80E+26 W.

- -a) 3.131E-06 N/m
^{2} - -b) 3.445E-06 N/m
^{2} - -c) 3.789E-06 N/m
^{2} - +d) 4.168E-06 N/m
^{2} - -e) 4.585E-06 N/m
^{2}

3) What is the radiation force on an object that is 1.70E+11 m away from the sun and has cross-sectional area of 0.033 m^{2}? The average power output of the Sun is 3.80E+26 W.

- -a) 1.904E-07 N
- -b) 2.094E-07 N
- +c) 2.303E-07 N
- -d) 2.534E-07 N
- -e) 2.787E-07 N

### QB:Ch 16:V2[edit | edit source]

QB153099154229

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 m^{2}? The average power output of the Sun is 3.80E+26 W.

- a) 2.315E-07 N/m
^{2} - b) 2.547E-07 N/m
^{2} - c) 2.801E-07 N/m
^{2} - d) 3.082E-07 N/m
^{2} - e) 3.390E-07 N/m
^{2}

2) What is the radiation force on an object that is 2.00E+11 m away from the sun and has cross-sectional area of 0.053 m^{2}? The average power output of the Sun is 3.80E+26 W.

- a) 2.673E-07 N
- b) 2.940E-07 N
- c) 3.234E-07 N
- d) 3.558E-07 N
- e) 3.913E-07 N

^{2}and separation d=4.90E-03 m is connected via a swith to a 80 Ω resistor and a battery of voltage V

_{0}=44 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the magnitude of the electric field at time t=2.90E-04?

- a) 6.651E+03 V/m
- b) 7.316E+03 V/m
- c) 8.048E+03 V/m
- d) 8.853E+03 V/m
- e) 9.738E+03 V/m

#### KEY:QB:Ch 16:V2[edit | edit source]

QB153099154229

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 m^{2}? The average power output of the Sun is 3.80E+26 W.

- -a) 2.315E-07 N/m
^{2} - +b) 2.547E-07 N/m
^{2} - -c) 2.801E-07 N/m
^{2} - -d) 3.082E-07 N/m
^{2} - -e) 3.390E-07 N/m
^{2}

2) What is the radiation force on an object that is 2.00E+11 m away from the sun and has cross-sectional area of 0.053 m^{2}? The average power output of the Sun is 3.80E+26 W.

- +a) 2.673E-07 N
- -b) 2.940E-07 N
- -c) 3.234E-07 N
- -d) 3.558E-07 N
- -e) 3.913E-07 N

^{2}and separation d=4.90E-03 m is connected via a swith to a 80 Ω resistor and a battery of voltage V

_{0}=44 V as shown in the figure. The current starts to flow at time t=0 when the switch is closed. What is the magnitude of the electric field at time t=2.90E-04?

- -a) 6.651E+03 V/m
- -b) 7.316E+03 V/m
- +c) 8.048E+03 V/m
- -d) 8.853E+03 V/m
- -e) 9.738E+03 V/m