# Quizbank/Electricity and Magnetism (calculus based)/QB153099154242

QB153099154242

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

QB153099154242

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 at x=1.1 m if a=0.62 m, b=1.3 m. The total charge on the rod is 7 nC.

- a) 6.311E+00 V/m
^{2} - b) 6.943E+00 V/m
^{2} - c) 7.637E+00 V/m
^{2} - d) 8.401E+00 V/m
^{2} - e) 9.241E+00 V/m
^{2}

- a) 5.402E+09 N/C
^{2} - b) 5.943E+09 N/C
^{2} - c) 6.537E+09 N/C
^{2} - d) 7.191E+09 N/C
^{2} - e) 7.910E+09 N/C
^{2}

3)

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) 3.228E+00 V/m
^{2} - b) 3.551E+00 V/m
^{2} - c) 3.906E+00 V/m
^{2} - d) 4.297E+00 V/m
^{2} - e) 4.727E+00 V/m
^{2}

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

QB153099154242

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 at x=1.1 m if a=0.62 m, b=1.3 m. The total charge on the rod is 7 nC.

- -a) 6.311E+00 V/m
^{2} - -b) 6.943E+00 V/m
^{2} - +c) 7.637E+00 V/m
^{2} - -d) 8.401E+00 V/m
^{2} - -e) 9.241E+00 V/m
^{2}

- +a) 5.402E+09 N/C
^{2} - -b) 5.943E+09 N/C
^{2} - -c) 6.537E+09 N/C
^{2} - -d) 7.191E+09 N/C
^{2} - -e) 7.910E+09 N/C
^{2}

3)

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) 3.228E+00 V/m
^{2} - -b) 3.551E+00 V/m
^{2} - -c) 3.906E+00 V/m
^{2} - -d) 4.297E+00 V/m
^{2} - +e) 4.727E+00 V/m
^{2}

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

QB153099154242

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=1.7 m. Evaluate at x=0.52 m if a=0.88 m, b=1.3 m. The total charge on the rod is 6 nC.

- a) 6.804E+00 V/m
^{2} - b) 7.485E+00 V/m
^{2} - c) 8.233E+00 V/m
^{2} - d) 9.056E+00 V/m
^{2} - e) 9.962E+00 V/m
^{2}

- a) 1.764E+09 N/C
^{2} - b) 1.941E+09 N/C
^{2} - c) 2.135E+09 N/C
^{2} - d) 2.348E+09 N/C
^{2} - e) 2.583E+09 N/C
^{2}

3)

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) 3.228E+00 V/m
^{2} - b) 3.551E+00 V/m
^{2} - c) 3.906E+00 V/m
^{2} - d) 4.297E+00 V/m
^{2} - e) 4.727E+00 V/m
^{2}

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

QB153099154242

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=1.7 m. Evaluate at x=0.52 m if a=0.88 m, b=1.3 m. The total charge on the rod is 6 nC.

- -a) 6.804E+00 V/m
^{2} - +b) 7.485E+00 V/m
^{2} - -c) 8.233E+00 V/m
^{2} - -d) 9.056E+00 V/m
^{2} - -e) 9.962E+00 V/m
^{2}

- -a) 1.764E+09 N/C
^{2} - -b) 1.941E+09 N/C
^{2} - +c) 2.135E+09 N/C
^{2} - -d) 2.348E+09 N/C
^{2} - -e) 2.583E+09 N/C
^{2}

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) 3.228E+00 V/m
^{2} - -b) 3.551E+00 V/m
^{2} - -c) 3.906E+00 V/m
^{2} - -d) 4.297E+00 V/m
^{2} - +e) 4.727E+00 V/m
^{2}

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

QB153099154242

- a) 4.142E+09 N/C
^{2} - b) 4.556E+09 N/C
^{2} - c) 5.012E+09 N/C
^{2} - d) 5.513E+09 N/C
^{2} - e) 6.064E+09 N/C
^{2}

2)

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) 6.877E+00 V/m
^{2} - b) 7.565E+00 V/m
^{2} - c) 8.321E+00 V/m
^{2} - d) 9.153E+00 V/m
^{2} - e) 1.007E+01 V/m
^{2}

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 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/m
^{2} - b) 4.355E+00 V/m
^{2} - c) 4.790E+00 V/m
^{2} - d) 5.269E+00 V/m
^{2} - e) 5.796E+00 V/m
^{2}

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

QB153099154242

- -a) 4.142E+09 N/C
^{2} - -b) 4.556E+09 N/C
^{2} - +c) 5.012E+09 N/C
^{2} - -d) 5.513E+09 N/C
^{2} - -e) 6.064E+09 N/C
^{2}

2)

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) 6.877E+00 V/m
^{2} - -b) 7.565E+00 V/m
^{2} - +c) 8.321E+00 V/m
^{2} - -d) 9.153E+00 V/m
^{2} - -e) 1.007E+01 V/m
^{2}

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 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/m
^{2} - +b) 4.355E+00 V/m
^{2} - -c) 4.790E+00 V/m
^{2} - -d) 5.269E+00 V/m
^{2} - -e) 5.796E+00 V/m
^{2}

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

QB153099154242

_{1}=1.5 m. The other four surfaces are rectangles in y=y

_{0}=1.4 m, y=y

_{1}=4.9 m, z=z

_{0}=1.1 m, and z=z

_{1}=4.4 m. The surfaces in the yz plane each have area 12.0m

^{2}. Those in the xy plane have area 5.3m

^{2},and those in the zx plane have area 5.0m

^{2}. An electric field of magnitude 18 N/C has components in the y and z directions and is directed at 29° 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) 7.793E+01 N·m
^{2}/C - b) 8.572E+01 N·m
^{2}/C - c) 9.429E+01 N·m
^{2}/C - d) 1.037E+02 N·m
^{2}/C - e) 1.141E+02 N·m
^{2}/C

2) A non-conducting sphere of radius R=1.2 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar^{1.6} (r≤R) where a=2 nC·m^{-1.4}. What is the magnitude of the electric field at a distance of 0.76 m from the center?

- a) 2.406E+01 N/C
- b) 2.646E+01 N/C
- c) 2.911E+01 N/C
- d) 3.202E+01 N/C
- e) 3.522E+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=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:V0[edit]

QB153099154242

_{1}=1.5 m. The other four surfaces are rectangles in y=y

_{0}=1.4 m, y=y

_{1}=4.9 m, z=z

_{0}=1.1 m, and z=z

_{1}=4.4 m. The surfaces in the yz plane each have area 12.0m

^{2}. Those in the xy plane have area 5.3m

^{2},and those in the zx plane have area 5.0m

^{2}. An electric field of magnitude 18 N/C has components in the y and z directions and is directed at 29° 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) 7.793E+01 N·m
^{2}/C - -b) 8.572E+01 N·m
^{2}/C - -c) 9.429E+01 N·m
^{2}/C - -d) 1.037E+02 N·m
^{2}/C - -e) 1.141E+02 N·m
^{2}/C

2) A non-conducting sphere of radius R=1.2 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar^{1.6} (r≤R) where a=2 nC·m^{-1.4}. What is the magnitude of the electric field at a distance of 0.76 m from the center?

- +a) 2.406E+01 N/C
- -b) 2.646E+01 N/C
- -c) 2.911E+01 N/C
- -d) 3.202E+01 N/C
- -e) 3.522E+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=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 6:V1[edit]

QB153099154242

1) 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,

- 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

2) A non-conducting sphere of radius R=3.5 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar^{1.2} (r≤R) where a=2 nC·m^{-1.8}. What is the magnitude of the electric field at a distance of 2.3 m from the center?

- a) 2.777E+02 N/C
- b) 3.055E+02 N/C
- c) 3.361E+02 N/C
- d) 3.697E+02 N/C
- e) 4.066E+02 N/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

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

QB153099154242

1) 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,

- -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

2) A non-conducting sphere of radius R=3.5 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar^{1.2} (r≤R) where a=2 nC·m^{-1.8}. What is the magnitude of the electric field at a distance of 2.3 m from the center?

- -a) 2.777E+02 N/C
- -b) 3.055E+02 N/C
- +c) 3.361E+02 N/C
- -d) 3.697E+02 N/C
- -e) 4.066E+02 N/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

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

QB153099154242

1) 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

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

_{0}=1.5 m, y=y

_{1}=5.8 m, z=z

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

_{1}=5.8 m. The surfaces in the yz plane each have area 18.0m

^{2}. Those in the xy plane have area 5.6m

^{2},and those in the zx plane have area 5.3m

^{2}. An electric field of magnitude 11 N/C has components in the y and z directions and is directed at 40° 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) 3.712E+01 N·m
^{2}/C - b) 4.083E+01 N·m
^{2}/C - c) 4.491E+01 N·m
^{2}/C - d) 4.940E+01 N·m
^{2}/C - e) 5.434E+01 N·m
^{2}/C

3) A non-conducting sphere of radius R=1.4 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar^{1.6} (r≤R) where a=3 nC·m^{-1.4}. What is the magnitude of the electric field at a distance of 1.3 m from the center?

- a) 1.457E+02 N/C
- b) 1.603E+02 N/C
- c) 1.763E+02 N/C
- d) 1.939E+02 N/C
- e) 2.133E+02 N/C

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

QB153099154242

1) 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

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

_{0}=1.5 m, y=y

_{1}=5.8 m, z=z

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

_{1}=5.8 m. The surfaces in the yz plane each have area 18.0m

^{2}. Those in the xy plane have area 5.6m

^{2},and those in the zx plane have area 5.3m

^{2}. An electric field of magnitude 11 N/C has components in the y and z directions and is directed at 40° 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) 3.712E+01 N·m
^{2}/C - -b) 4.083E+01 N·m
^{2}/C - +c) 4.491E+01 N·m
^{2}/C - -d) 4.940E+01 N·m
^{2}/C - -e) 5.434E+01 N·m
^{2}/C

3) A non-conducting sphere of radius R=1.4 m has a non-uniform charge density that varies with the distnce from its center as given by ρ(r)=ar^{1.6} (r≤R) where a=3 nC·m^{-1.4}. What is the magnitude of the electric field at a distance of 1.3 m from the center?

- +a) 1.457E+02 N/C
- -b) 1.603E+02 N/C
- -c) 1.763E+02 N/C
- -d) 1.939E+02 N/C
- -e) 2.133E+02 N/C

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

QB153099154242

- a) 7.418E+00 μC
- b) 8.160E+00 μC
- c) 8.976E+00 μC
- d) 9.874E+00 μC
- e) 1.086E+01 μC

2) When a 6.03 V battery operates a 1.56 W bulb, how many electrons pass through it each second?

- a) 1.615E+18 electrons
- b) 1.776E+18 electrons
- c) 1.954E+18 electrons
- d) 2.149E+18 electrons
- e) 2.364E+18 electrons

3) Assume that a 4 nC charge is situated at the origin. Calculate the the magnitude (absolute value) of the potential difference between points P_{1} and P_{2} where the polar coordinates (r,φ) of P_{1} are (5 cm, 0°) and P_{2} is at (15 cm, 59°).

- a) 3.961E+02 V
- b) 4.358E+02 V
- c) 4.793E+02 V
- d) 5.273E+02 V
- e) 5.800E+02 V

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

QB153099154242

- -a) 7.418E+00 μC
- +b) 8.160E+00 μC
- -c) 8.976E+00 μC
- -d) 9.874E+00 μC
- -e) 1.086E+01 μC

2) When a 6.03 V battery operates a 1.56 W bulb, how many electrons pass through it each second?

- +a) 1.615E+18 electrons
- -b) 1.776E+18 electrons
- -c) 1.954E+18 electrons
- -d) 2.149E+18 electrons
- -e) 2.364E+18 electrons

3) Assume that a 4 nC charge is situated at the origin. Calculate the the magnitude (absolute value) of the potential difference between points P_{1} and P_{2} where the polar coordinates (r,φ) of P_{1} are (5 cm, 0°) and P_{2} is at (15 cm, 59°).

- -a) 3.961E+02 V
- -b) 4.358E+02 V
- +c) 4.793E+02 V
- -d) 5.273E+02 V
- -e) 5.800E+02 V

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

QB153099154242

1) When a 7.1 V battery operates a 1.8 W bulb, how many electrons pass through it each second?

- a) 1.439E+18 electrons
- b) 1.582E+18 electrons
- c) 1.741E+18 electrons
- d) 1.915E+18 electrons
- e) 2.106E+18 electrons

2) Assume that a 11 nC charge is situated at the origin. Calculate the the magnitude (absolute value) of the potential difference between points P_{1} and P_{2} where the polar coordinates (r,φ) of P_{1} are (9 cm, 0°) and P_{2} is at (12 cm, 14°).

- a) 1.876E+02 V
- b) 2.063E+02 V
- c) 2.270E+02 V
- d) 2.497E+02 V
- e) 2.746E+02 V

- a) 9.216E+00 μC
- b) 1.014E+01 μC
- c) 1.115E+01 μC
- d) 1.227E+01 μC
- e) 1.349E+01 μC

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

QB153099154242

1) When a 7.1 V battery operates a 1.8 W bulb, how many electrons pass through it each second?

- -a) 1.439E+18 electrons
- +b) 1.582E+18 electrons
- -c) 1.741E+18 electrons
- -d) 1.915E+18 electrons
- -e) 2.106E+18 electrons

2) Assume that a 11 nC charge is situated at the origin. Calculate the the magnitude (absolute value) of the potential difference between points P_{1} and P_{2} where the polar coordinates (r,φ) of P_{1} are (9 cm, 0°) and P_{2} is at (12 cm, 14°).

- -a) 1.876E+02 V
- -b) 2.063E+02 V
- -c) 2.270E+02 V
- -d) 2.497E+02 V
- +e) 2.746E+02 V

- -a) 9.216E+00 μC
- -b) 1.014E+01 μC
- -c) 1.115E+01 μC
- +d) 1.227E+01 μC
- -e) 1.349E+01 μC

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

QB153099154242

1) Assume that a 6 nC charge is situated at the origin. Calculate the the magnitude (absolute value) of the potential difference between points P_{1} and P_{2} where the polar coordinates (r,φ) of P_{1} are (7 cm, 0°) and P_{2} is at (16 cm, 11°).

- a) 3.581E+02 V
- b) 3.939E+02 V
- c) 4.333E+02 V
- d) 4.767E+02 V
- e) 5.243E+02 V

- a) 1.071E+01 μC
- b) 1.178E+01 μC
- c) 1.296E+01 μC
- d) 1.426E+01 μC
- e) 1.568E+01 μC

3) When a 6.03 V battery operates a 1.56 W bulb, how many electrons pass through it each second?

- a) 1.615E+18 electrons
- b) 1.776E+18 electrons
- c) 1.954E+18 electrons
- d) 2.149E+18 electrons
- e) 2.364E+18 electrons

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

QB153099154242

1) Assume that a 6 nC charge is situated at the origin. Calculate the the magnitude (absolute value) of the potential difference between points P_{1} and P_{2} where the polar coordinates (r,φ) of P_{1} are (7 cm, 0°) and P_{2} is at (16 cm, 11°).

- -a) 3.581E+02 V
- -b) 3.939E+02 V
- +c) 4.333E+02 V
- -d) 4.767E+02 V
- -e) 5.243E+02 V

- -a) 1.071E+01 μC
- -b) 1.178E+01 μC
- -c) 1.296E+01 μC
- +d) 1.426E+01 μC
- -e) 1.568E+01 μC

3) When a 6.03 V battery operates a 1.56 W bulb, how many electrons pass through it each second?

- +a) 1.615E+18 electrons
- -b) 1.776E+18 electrons
- -c) 1.954E+18 electrons
- -d) 2.149E+18 electrons
- -e) 2.364E+18 electrons

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

QB153099154242

_{1}=19.2 μF, C

_{2}=2.71 μF, and C

_{3}=5.52 μF. The voltage source provides ε=15.0 V. What is the energy stored in C

_{2}?

- a) 2.138E+01 μJ
- b) 2.352E+01 μJ
- c) 2.587E+01 μJ
- d) 2.845E+01 μJ
- e) 3.130E+01 μJ

_{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

3) An empty parallel-plate capacitor with metal plates has an area of 2.02 m^{2}, separated by 1.44 mm. How much charge does it store if the voltage is 2.170E+03 V?

- a) 2.450E+01 μC
- b) 2.695E+01 μC
- c) 2.965E+01 μC
- d) 3.261E+01 μC
- e) 3.587E+01 μC

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

QB153099154242

_{1}=19.2 μF, C

_{2}=2.71 μF, and C

_{3}=5.52 μF. The voltage source provides ε=15.0 V. What is the energy stored in C

_{2}?

- -a) 2.138E+01 μJ
- -b) 2.352E+01 μJ
- -c) 2.587E+01 μJ
- +d) 2.845E+01 μJ
- -e) 3.130E+01 μJ

_{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

3) An empty parallel-plate capacitor with metal plates has an area of 2.02 m^{2}, separated by 1.44 mm. How much charge does it store if the voltage is 2.170E+03 V?

- -a) 2.450E+01 μC
- +b) 2.695E+01 μC
- -c) 2.965E+01 μC
- -d) 3.261E+01 μC
- -e) 3.587E+01 μC

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

QB153099154242

1) An empty parallel-plate capacitor with metal plates has an area of 2.82 m^{2}, separated by 1.29 mm. How much charge does it store if the voltage is 7.420E+03 V?

- a) 1.187E+02 μC
- b) 1.306E+02 μC
- c) 1.436E+02 μC
- d) 1.580E+02 μC
- e) 1.738E+02 μC

_{1}=16.5 μF, C

_{2}=2.7 μF, and C

_{3}=4.82 μF. The voltage source provides ε=15.7 V. What is the energy stored in C

_{2}?

- a) 2.188E+01 μJ
- b) 2.407E+01 μJ
- c) 2.647E+01 μJ
- d) 2.912E+01 μJ
- e) 3.203E+01 μJ

_{1}=19.4 μF, C

_{2}=2.49 μF, and C

_{3}=4.17 μF. The voltage source provides ε=6.35 V. What is the charge on C

_{1}?

- a) 2.602E+01 μC
- b) 2.862E+01 μC
- c) 3.148E+01 μC
- d) 3.463E+01 μC
- e) 3.809E+01 μC

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

QB153099154242

1) An empty parallel-plate capacitor with metal plates has an area of 2.82 m^{2}, separated by 1.29 mm. How much charge does it store if the voltage is 7.420E+03 V?

- -a) 1.187E+02 μC
- -b) 1.306E+02 μC
- +c) 1.436E+02 μC
- -d) 1.580E+02 μC
- -e) 1.738E+02 μC

_{1}=16.5 μF, C

_{2}=2.7 μF, and C

_{3}=4.82 μF. The voltage source provides ε=15.7 V. What is the energy stored in C

_{2}?

- -a) 2.188E+01 μJ
- -b) 2.407E+01 μJ
- -c) 2.647E+01 μJ
- +d) 2.912E+01 μJ
- -e) 3.203E+01 μJ

_{1}=19.4 μF, C

_{2}=2.49 μF, and C

_{3}=4.17 μF. The voltage source provides ε=6.35 V. What is the charge on C

_{1}?

- -a) 2.602E+01 μC
- -b) 2.862E+01 μC
- +c) 3.148E+01 μC
- -d) 3.463E+01 μC
- -e) 3.809E+01 μC

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

QB153099154242

1) An empty parallel-plate capacitor with metal plates has an area of 2.82 m^{2}, separated by 1.29 mm. How much charge does it store if the voltage is 7.420E+03 V?

- a) 1.187E+02 μC
- b) 1.306E+02 μC
- c) 1.436E+02 μC
- d) 1.580E+02 μC
- e) 1.738E+02 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}=15.4 μF, C

_{2}=2.83 μF, and C

_{3}=4.99 μF. The voltage source provides ε=6.51 V. What is the charge on C

_{1}?

- a) 2.306E+01 μC
- b) 2.537E+01 μC
- c) 2.790E+01 μC
- d) 3.069E+01 μC
- e) 3.376E+01 μC

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

QB153099154242

^{2}, separated by 1.29 mm. How much charge does it store if the voltage is 7.420E+03 V?

- -a) 1.187E+02 μC
- -b) 1.306E+02 μC
- +c) 1.436E+02 μC
- -d) 1.580E+02 μC
- -e) 1.738E+02 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}=15.4 μF, C

_{2}=2.83 μF, and C

_{3}=4.99 μF. The voltage source provides ε=6.51 V. What is the charge on C

_{1}?

- -a) 2.306E+01 μC
- -b) 2.537E+01 μC
- -c) 2.790E+01 μC
- -d) 3.069E+01 μC
- +e) 3.376E+01 μC

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

QB153099154242

1) What is consumer cost to operate one 57−W incandescent bulb for 11 hours per day for 1 year (365 days) if the cost of electricity is $0.146 per kilowatt-hour?

- a) $2.282E+01
- b) $2.510E+01
- c) $2.761E+01
- d) $3.038E+01
- e) $3.341E+01

2) A make-believe metal has a density of 8.060E+03 kg/m^{3} and an atomic mass of 19.7 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

- a) 1.850E+29 e
^{−}/m^{3} - b) 2.036E+29 e
^{−}/m^{3} - c) 2.239E+29 e
^{−}/m^{3} - d) 2.463E+29 e
^{−}/m^{3} - e) 2.709E+29 e
^{−}/m^{3}

3) Calculate the drift speed of electrons in a copper wire with a diameter of 2.17 mm carrying a 19.4 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) 3.569E-04 m/s
- b) 3.926E-04 m/s
- c) 4.319E-04 m/s
- d) 4.750E-04 m/s
- e) 5.226E-04 m/s

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

QB153099154242

1) What is consumer cost to operate one 57−W incandescent bulb for 11 hours per day for 1 year (365 days) if the cost of electricity is $0.146 per kilowatt-hour?

- -a) $2.282E+01
- -b) $2.510E+01
- -c) $2.761E+01
- -d) $3.038E+01
- +e) $3.341E+01

2) A make-believe metal has a density of 8.060E+03 kg/m^{3} and an atomic mass of 19.7 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

- -a) 1.850E+29 e
^{−}/m^{3} - -b) 2.036E+29 e
^{−}/m^{3} - -c) 2.239E+29 e
^{−}/m^{3} - +d) 2.463E+29 e
^{−}/m^{3} - -e) 2.709E+29 e
^{−}/m^{3}

3) Calculate the drift speed of electrons in a copper wire with a diameter of 2.17 mm carrying a 19.4 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) 3.569E-04 m/s
- +b) 3.926E-04 m/s
- -c) 4.319E-04 m/s
- -d) 4.750E-04 m/s
- -e) 5.226E-04 m/s

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

QB153099154242

1) A make-believe metal has a density of 5.880E+03 kg/m^{3} and an atomic mass of 87.4 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

- a) 3.347E+28 e
^{−}/m^{3} - b) 3.682E+28 e
^{−}/m^{3} - c) 4.050E+28 e
^{−}/m^{3} - d) 4.455E+28 e
^{−}/m^{3} - e) 4.901E+28 e
^{−}/m^{3}

2) 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

3) What is consumer cost to operate one 91−W incandescent bulb for 10 hours per day for 1 year (365 days) if the cost of electricity is $0.131 per kilowatt-hour?

- a) $2.972E+01
- b) $3.269E+01
- c) $3.596E+01
- d) $3.956E+01
- e) $4.351E+01

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

QB153099154242

1) A make-believe metal has a density of 5.880E+03 kg/m^{3} and an atomic mass of 87.4 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

- -a) 3.347E+28 e
^{−}/m^{3} - -b) 3.682E+28 e
^{−}/m^{3} - +c) 4.050E+28 e
^{−}/m^{3} - -d) 4.455E+28 e
^{−}/m^{3} - -e) 4.901E+28 e
^{−}/m^{3}

2) 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

3) What is consumer cost to operate one 91−W incandescent bulb for 10 hours per day for 1 year (365 days) if the cost of electricity is $0.131 per kilowatt-hour?

- -a) $2.972E+01
- -b) $3.269E+01
- -c) $3.596E+01
- -d) $3.956E+01
- +e) $4.351E+01

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

QB153099154242

1) A make-believe metal has a density of 3.230E+03 kg/m^{3} and an atomic mass of 116.0 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

- a) 1.385E+28 e
^{−}/m^{3} - b) 1.524E+28 e
^{−}/m^{3} - c) 1.676E+28 e
^{−}/m^{3} - d) 1.844E+28 e
^{−}/m^{3} - e) 2.028E+28 e
^{−}/m^{3}

2) Calculate the drift speed of electrons in a copper wire with a diameter of 5.82 mm carrying a 9.11 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) 1.926E-05 m/s
- b) 2.118E-05 m/s
- c) 2.330E-05 m/s
- d) 2.563E-05 m/s
- e) 2.819E-05 m/s

3) What is consumer cost to operate one 102−W incandescent bulb for 5 hours per day for 1 year (365 days) if the cost of electricity is $0.149 per kilowatt-hour?

- a) $2.292E+01
- b) $2.521E+01
- c) $2.774E+01
- d) $3.051E+01
- e) $3.356E+01

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

QB153099154242

1) A make-believe metal has a density of 3.230E+03 kg/m^{3} and an atomic mass of 116.0 g/mol. Taking Avogadro's number to be 6.020E+23 atoms/mol and assuming one free electron per atom, calculate the number of free electrons per cubic meter.

- -a) 1.385E+28 e
^{−}/m^{3} - -b) 1.524E+28 e
^{−}/m^{3} - +c) 1.676E+28 e
^{−}/m^{3} - -d) 1.844E+28 e
^{−}/m^{3} - -e) 2.028E+28 e
^{−}/m^{3}

2) Calculate the drift speed of electrons in a copper wire with a diameter of 5.82 mm carrying a 9.11 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) 1.926E-05 m/s
- -b) 2.118E-05 m/s
- -c) 2.330E-05 m/s
- +d) 2.563E-05 m/s
- -e) 2.819E-05 m/s

3) What is consumer cost to operate one 102−W incandescent bulb for 5 hours per day for 1 year (365 days) if the cost of electricity is $0.149 per kilowatt-hour?

- -a) $2.292E+01
- -b) $2.521E+01
- +c) $2.774E+01
- -d) $3.051E+01
- -e) $3.356E+01

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

QB153099154242

_{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

2) 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

_{1}=2.77 Ω, R

_{2}=6.07 Ω, and R

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

_{2}?

- a) 1.190E+01 W
- b) 1.309E+01 W
- c) 1.440E+01 W
- d) 1.584E+01 W
- e) 1.742E+01 W

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

QB153099154242

_{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

2) 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

_{1}=2.77 Ω, R

_{2}=6.07 Ω, and R

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

_{2}?

- -a) 1.190E+01 W
- -b) 1.309E+01 W
- +c) 1.440E+01 W
- -d) 1.584E+01 W
- -e) 1.742E+01 W

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

QB153099154242

1) A given battery has a 13 V emf and an internal resistance of 0.113 Ω. If it is connected to a 0.686 Ω resistor what is the power dissipated by that load?

- a) 1.501E+02 W
- b) 1.651E+02 W
- c) 1.816E+02 W
- d) 1.998E+02 W
- e) 2.197E+02 W

_{1}= 2.73 Ω, R

_{2}= 1.4 Ω, and R

_{2}= 2.35 Ω. V

_{1}and V

_{3}are text 0.549 V and 1.27 V, respectively. But V

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

_{2}=−0.584 V. What is the absolute value of the current through R

_{1}?

- a) 1.213E-01 A
- b) 1.334E-01 A
- c) 1.468E-01 A
- d) 1.614E-01 A
- e) 1.776E-01 A

_{1}=2.59 Ω, R

_{2}=5.47 Ω, and R

_{3}=15.8 Ω. What is the power dissipated by R

_{2}?

- a) 2.191E+01 W
- b) 2.410E+01 W
- c) 2.651E+01 W
- d) 2.916E+01 W
- e) 3.208E+01 W

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

QB153099154242

1) A given battery has a 13 V emf and an internal resistance of 0.113 Ω. If it is connected to a 0.686 Ω resistor what is the power dissipated by that load?

- -a) 1.501E+02 W
- -b) 1.651E+02 W
- +c) 1.816E+02 W
- -d) 1.998E+02 W
- -e) 2.197E+02 W

_{1}= 2.73 Ω, R

_{2}= 1.4 Ω, and R

_{2}= 2.35 Ω. V

_{1}and V

_{3}are text 0.549 V and 1.27 V, respectively. But V

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

_{2}=−0.584 V. What is the absolute value of the current through R

_{1}?

- -a) 1.213E-01 A
- -b) 1.334E-01 A
- -c) 1.468E-01 A
- +d) 1.614E-01 A
- -e) 1.776E-01 A

_{1}=2.59 Ω, R

_{2}=5.47 Ω, and R

_{3}=15.8 Ω. What is the power dissipated by R

_{2}?

- -a) 2.191E+01 W
- +b) 2.410E+01 W
- -c) 2.651E+01 W
- -d) 2.916E+01 W
- -e) 3.208E+01 W

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

QB153099154242

_{1}=1.86 Ω, R

_{2}=7.66 Ω, and R

_{3}=12.9 Ω. What is the power dissipated by R

_{2}?

- a) 1.157E+01 W
- b) 1.273E+01 W
- c) 1.400E+01 W
- d) 1.540E+01 W
- e) 1.694E+01 W

2) A given battery has a 12 V emf and an internal resistance of 0.0984 Ω. If it is connected to a 0.485 Ω resistor what is the power dissipated by that load?

- a) 2.052E+02 W
- b) 2.257E+02 W
- c) 2.483E+02 W
- d) 2.731E+02 W
- e) 3.004E+02 W

_{1}= 2.38 Ω, R

_{2}= 1.87 Ω, and R

_{2}= 2.32 Ω. V

_{1}and V

_{3}are text 0.605 V and 3.8 V, respectively. But V

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

_{2}=−0.67 V. What is the absolute value of the current through R

_{1}?

- a) 8.147E-02 A
- b) 8.962E-02 A
- c) 9.858E-02 A
- d) 1.084E-01 A
- e) 1.193E-01 A

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

QB153099154242

_{1}=1.86 Ω, R

_{2}=7.66 Ω, and R

_{3}=12.9 Ω. What is the power dissipated by R

_{2}?

- -a) 1.157E+01 W
- -b) 1.273E+01 W
- -c) 1.400E+01 W
- -d) 1.540E+01 W
- +e) 1.694E+01 W

2) A given battery has a 12 V emf and an internal resistance of 0.0984 Ω. If it is connected to a 0.485 Ω resistor what is the power dissipated by that load?

- +a) 2.052E+02 W
- -b) 2.257E+02 W
- -c) 2.483E+02 W
- -d) 2.731E+02 W
- -e) 3.004E+02 W

_{1}= 2.38 Ω, R

_{2}= 1.87 Ω, and R

_{2}= 2.32 Ω. V

_{1}and V

_{3}are text 0.605 V and 3.8 V, respectively. But V

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

_{2}=−0.67 V. What is the absolute value of the current through R

_{1}?

- -a) 8.147E-02 A
- -b) 8.962E-02 A
- -c) 9.858E-02 A
- +d) 1.084E-01 A
- -e) 1.193E-01 A

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

QB153099154242

1) An electron beam (m=9.1 x 10^{−31}kg, q=1.6 x 10^{−19}C) enters a crossed-field velocity selector with magnetic and electric fields of 4.88 mT and 7.340E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

- a) 1.504E+06 m/s
- b) 1.655E+06 m/s
- c) 1.820E+06 m/s
- d) 2.002E+06 m/s
- e) 2.202E+06 m/s

2) An alpha-particle (q=3.2x10^{−19}C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 6.96 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity

(7.01 **i** + 5.35 **j** + 2.07 **k**) x 10^{4} m/s?

- a) 1.192E-13 N
- b) 1.311E-13 N
- c) 1.442E-13 N
- d) 1.586E-13 N
- e) 1.745E-13 N

3) A circular current loop of radius 1.88 cm carries a current of 3.41 mA. What is the magnitude of the torque if the dipole is oriented at 62 ° to a uniform magnetic fied of 0.415 T?

- a) 1.387E-06 N m
- b) 1.526E-06 N m
- c) 1.679E-06 N m
- d) 1.847E-06 N m
- e) 2.031E-06 N m

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

QB153099154242

1) An electron beam (m=9.1 x 10^{−31}kg, q=1.6 x 10^{−19}C) enters a crossed-field velocity selector with magnetic and electric fields of 4.88 mT and 7.340E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

- +a) 1.504E+06 m/s
- -b) 1.655E+06 m/s
- -c) 1.820E+06 m/s
- -d) 2.002E+06 m/s
- -e) 2.202E+06 m/s

2) An alpha-particle (q=3.2x10^{−19}C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 6.96 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity

(7.01 **i** + 5.35 **j** + 2.07 **k**) x 10^{4} m/s?

- +a) 1.192E-13 N
- -b) 1.311E-13 N
- -c) 1.442E-13 N
- -d) 1.586E-13 N
- -e) 1.745E-13 N

3) A circular current loop of radius 1.88 cm carries a current of 3.41 mA. What is the magnitude of the torque if the dipole is oriented at 62 ° to a uniform magnetic fied of 0.415 T?

- +a) 1.387E-06 N m
- -b) 1.526E-06 N m
- -c) 1.679E-06 N m
- -d) 1.847E-06 N m
- -e) 2.031E-06 N m

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

QB153099154242

1) An electron beam (m=9.1 x 10^{−31}kg, q=1.6 x 10^{−19}C) enters a crossed-field velocity selector with magnetic and electric fields of 6.97 mT and 2.240E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

- a) 2.656E+05 m/s
- b) 2.922E+05 m/s
- c) 3.214E+05 m/s
- d) 3.535E+05 m/s
- e) 3.889E+05 m/s

2) An alpha-particle (q=3.2x10^{−19}C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 3.41 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity

(6.21 **i** + 5.39 **j** + 3.81 **k**) x 10^{4} m/s?

- a) 4.419E-14 N
- b) 4.861E-14 N
- c) 5.347E-14 N
- d) 5.882E-14 N
- e) 6.470E-14 N

3) A circular current loop of radius 1.29 cm carries a current of 1.75 mA. What is the magnitude of the torque if the dipole is oriented at 24 ° to a uniform magnetic fied of 0.156 T?

- a) 5.805E-08 N m
- b) 6.386E-08 N m
- c) 7.024E-08 N m
- d) 7.727E-08 N m
- e) 8.499E-08 N m

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

QB153099154242

1) An electron beam (m=9.1 x 10^{−31}kg, q=1.6 x 10^{−19}C) enters a crossed-field velocity selector with magnetic and electric fields of 6.97 mT and 2.240E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

- -a) 2.656E+05 m/s
- -b) 2.922E+05 m/s
- +c) 3.214E+05 m/s
- -d) 3.535E+05 m/s
- -e) 3.889E+05 m/s

2) An alpha-particle (q=3.2x10^{−19}C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 3.41 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity

(6.21 **i** + 5.39 **j** + 3.81 **k**) x 10^{4} m/s?

- -a) 4.419E-14 N
- -b) 4.861E-14 N
- -c) 5.347E-14 N
- +d) 5.882E-14 N
- -e) 6.470E-14 N

3) A circular current loop of radius 1.29 cm carries a current of 1.75 mA. What is the magnitude of the torque if the dipole is oriented at 24 ° to a uniform magnetic fied of 0.156 T?

- +a) 5.805E-08 N m
- -b) 6.386E-08 N m
- -c) 7.024E-08 N m
- -d) 7.727E-08 N m
- -e) 8.499E-08 N m

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

QB153099154242

1) A circular current loop of radius 3.0 cm carries a current of 1.58 mA. What is the magnitude of the torque if the dipole is oriented at 63 ° to a uniform magnetic fied of 0.408 T?

- a) 1.476E-06 N m
- b) 1.624E-06 N m
- c) 1.786E-06 N m
- d) 1.965E-06 N m
- e) 2.162E-06 N m

2) An electron beam (m=9.1 x 10^{−31}kg, q=1.6 x 10^{−19}C) enters a crossed-field velocity selector with magnetic and electric fields of 5.49 mT and 5.570E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

- a) 9.223E+05 m/s
- b) 1.015E+06 m/s
- c) 1.116E+06 m/s
- d) 1.228E+06 m/s
- e) 1.350E+06 m/s

3) An alpha-particle (q=3.2x10^{−19}C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 9.82 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity

(7.64 **i** + 4.85 **j** + 6.02 **k**) x 10^{4} m/s?

- a) 1.386E-13 N
- b) 1.524E-13 N
- c) 1.676E-13 N
- d) 1.844E-13 N
- e) 2.029E-13 N

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

QB153099154242

1) A circular current loop of radius 3.0 cm carries a current of 1.58 mA. What is the magnitude of the torque if the dipole is oriented at 63 ° to a uniform magnetic fied of 0.408 T?

- -a) 1.476E-06 N m
- +b) 1.624E-06 N m
- -c) 1.786E-06 N m
- -d) 1.965E-06 N m
- -e) 2.162E-06 N m

2) An electron beam (m=9.1 x 10^{−31}kg, q=1.6 x 10^{−19}C) enters a crossed-field velocity selector with magnetic and electric fields of 5.49 mT and 5.570E+03 N/C, respectively. What must the velocity of the electron beam be to transverse the crossed fields undeflected ?

- -a) 9.223E+05 m/s
- +b) 1.015E+06 m/s
- -c) 1.116E+06 m/s
- -d) 1.228E+06 m/s
- -e) 1.350E+06 m/s

3) An alpha-particle (q=3.2x10^{−19}C) moves through a uniform magnetic field that is parallel to the positive z-axis with magnitude 9.82 T. What is the x-component of the force on the alpha-particle if it is moving with a velocity

(7.64 **i** + 4.85 **j** + 6.02 **k**) x 10^{4} m/s?

- -a) 1.386E-13 N
- +b) 1.524E-13 N
- -c) 1.676E-13 N
- -d) 1.844E-13 N
- -e) 2.029E-13 N

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

QB153099154242

_{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}=2.78 kA, I

_{2}=2.61 kA, and I

_{3}=3.76 kA, take the path and evalulate the line integral,

:

- a) 4.939E-03 T-m
- b) 5.432E-03 T-m
- c) 5.976E-03 T-m
- d) 6.573E-03 T-m
- e) 7.231E-03 T-m

2) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 16 turns per centimeter and the current applied to the solenoid is 536 mA, the net magnetic field is measured to be 1.47 T. What is the magnetic susceptibility for this case?

- a) 9.310E+02
- b) 1.024E+03
- c) 1.126E+03
- d) 1.239E+03
- e) 1.363E+03

_{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}=2.43 kA, I

_{2}=1.81 kA, and I

_{3}=3.23 kA, take the path and evalulate the line integral,

:

- a) 1.622E-03 T-m
- b) 1.784E-03 T-m
- c) 1.963E-03 T-m
- d) 2.159E-03 T-m
- e) 2.375E-03 T-m

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

QB153099154242

_{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}=2.78 kA, I

_{2}=2.61 kA, and I

_{3}=3.76 kA, take the path and evalulate the line integral,

:

- +a) 4.939E-03 T-m
- -b) 5.432E-03 T-m
- -c) 5.976E-03 T-m
- -d) 6.573E-03 T-m
- -e) 7.231E-03 T-m

2) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 16 turns per centimeter and the current applied to the solenoid is 536 mA, the net magnetic field is measured to be 1.47 T. What is the magnetic susceptibility for this case?

- -a) 9.310E+02
- -b) 1.024E+03
- -c) 1.126E+03
- -d) 1.239E+03
- +e) 1.363E+03

_{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}=2.43 kA, I

_{2}=1.81 kA, and I

_{3}=3.23 kA, take the path and evalulate the line integral,

:

- -a) 1.622E-03 T-m
- +b) 1.784E-03 T-m
- -c) 1.963E-03 T-m
- -d) 2.159E-03 T-m
- -e) 2.375E-03 T-m

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

QB153099154242

_{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}=2.55 kA, I

_{2}=1.02 kA, and I

_{3}=1.81 kA, take the path and evalulate the line integral,

:

- a) 8.204E-04 T-m
- b) 9.025E-04 T-m
- c) 9.927E-04 T-m
- d) 1.092E-03 T-m
- e) 1.201E-03 T-m

_{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}=2.33 kA, I

_{2}=0.741 kA, and I

_{3}=2.21 kA, take the path and evalulate the line integral,

:

- a) 3.261E-03 T-m
- b) 3.587E-03 T-m
- c) 3.945E-03 T-m
- d) 4.340E-03 T-m
- e) 4.774E-03 T-m

3) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 22 turns per centimeter and the current applied to the solenoid is 265 mA, the net magnetic field is measured to be 1.11 T. What is the magnetic susceptibility for this case?

- a) 1.376E+03
- b) 1.514E+03
- c) 1.666E+03
- d) 1.832E+03
- e) 2.015E+03

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

QB153099154242

_{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}=2.55 kA, I

_{2}=1.02 kA, and I

_{3}=1.81 kA, take the path and evalulate the line integral,

:

- -a) 8.204E-04 T-m
- -b) 9.025E-04 T-m
- +c) 9.927E-04 T-m
- -d) 1.092E-03 T-m
- -e) 1.201E-03 T-m

_{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}=2.33 kA, I

_{2}=0.741 kA, and I

_{3}=2.21 kA, take the path and evalulate the line integral,

:

- -a) 3.261E-03 T-m
- -b) 3.587E-03 T-m
- -c) 3.945E-03 T-m
- -d) 4.340E-03 T-m
- +e) 4.774E-03 T-m

3) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 22 turns per centimeter and the current applied to the solenoid is 265 mA, the net magnetic field is measured to be 1.11 T. What is the magnetic susceptibility for this case?

- -a) 1.376E+03
- +b) 1.514E+03
- -c) 1.666E+03
- -d) 1.832E+03
- -e) 2.015E+03

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

QB153099154242

1) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 17 turns per centimeter and the current applied to the solenoid is 331 mA, the net magnetic field is measured to be 1.24 T. What is the magnetic susceptibility for this case?

- a) 1.593E+03
- b) 1.753E+03
- c) 1.928E+03
- d) 2.121E+03
- e) 2.333E+03

_{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}=2.31 kA, I

_{2}=1.16 kA, and I

_{3}=2.13 kA, take the path and evalulate the line integral,

:

- a) 2.815E-03 T-m
- b) 3.097E-03 T-m
- c) 3.406E-03 T-m
- d) 3.747E-03 T-m
- e) 4.122E-03 T-m

_{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}=2.32 kA, I

_{2}=2.0 kA, and I

_{3}=3.66 kA, take the path and evalulate the line integral,

:

- a) 1.724E-03 T-m
- b) 1.896E-03 T-m
- c) 2.086E-03 T-m
- d) 2.295E-03 T-m
- e) 2.524E-03 T-m

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

QB153099154242

1) A long coil is tightly wound around a (hypothetical) ferromagnetic cylinder. If n= 17 turns per centimeter and the current applied to the solenoid is 331 mA, the net magnetic field is measured to be 1.24 T. What is the magnetic susceptibility for this case?

- -a) 1.593E+03
- +b) 1.753E+03
- -c) 1.928E+03
- -d) 2.121E+03
- -e) 2.333E+03

_{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}=2.31 kA, I

_{2}=1.16 kA, and I

_{3}=2.13 kA, take the path and evalulate the line integral,

:

- -a) 2.815E-03 T-m
- -b) 3.097E-03 T-m
- -c) 3.406E-03 T-m
- -d) 3.747E-03 T-m
- +e) 4.122E-03 T-m

_{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}=2.32 kA, I

_{2}=2.0 kA, and I

_{3}=3.66 kA, take the path and evalulate the line integral,

:

- -a) 1.724E-03 T-m
- -b) 1.896E-03 T-m
- +c) 2.086E-03 T-m
- -d) 2.295E-03 T-m
- -e) 2.524E-03 T-m

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

QB153099154242

--(

*Answer & Why this question is different.*)

- a) 5.308E+01 cm
^{3}/s - b) 5.839E+01 cm
^{3}/s - c) 6.422E+01 cm
^{3}/s - d) 7.065E+01 cm
^{3}/s - e) 7.771E+01 cm
^{3}/s

2) A spatially uniform magnetic points in the z-direction and oscilates with time as where 1.71 T and 4.780E+03 s^{−1}. Suppose the electric field is always zero at point , and consider a circle of radius 0.294 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral around the circle.

- a) 1.510E+04 V
- b) 1.661E+04 V
- c) 1.827E+04 V
- d) 2.010E+04 V
- e) 2.211E+04 V

3) A recangular coil with an area of 0.178 m^{2} and 17 turns is placed in a uniform magnetic field of 2.62 T. The coil is rotated about an axis that is perpendicular to this field. At time t=0 the normal to the coil is oriented parallel to the magnetic field and the coil is rotating with a constant angular frequency of 4.380E+03 s^{−1}. What is the *magnitude* (absolute value) of the induced emf at t = 45 s?

- a) 1.068E+04 V
- b) 1.175E+04 V
- c) 1.293E+04 V
- d) 1.422E+04 V
- e) 1.564E+04 V

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

QB153099154242

--(

*Answer & Why this question is different.*)

- -a) 5.308E+01 cm
^{3}/s - +b) 5.839E+01 cm
^{3}/s - -c) 6.422E+01 cm
^{3}/s - -d) 7.065E+01 cm
^{3}/s - -e) 7.771E+01 cm
^{3}/s

2) A spatially uniform magnetic points in the z-direction and oscilates with time as where 1.71 T and 4.780E+03 s^{−1}. Suppose the electric field is always zero at point , and consider a circle of radius 0.294 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral around the circle.

- +a) 1.510E+04 V
- -b) 1.661E+04 V
- -c) 1.827E+04 V
- -d) 2.010E+04 V
- -e) 2.211E+04 V

3) A recangular coil with an area of 0.178 m^{2} and 17 turns is placed in a uniform magnetic field of 2.62 T. The coil is rotated about an axis that is perpendicular to this field. At time t=0 the normal to the coil is oriented parallel to the magnetic field and the coil is rotating with a constant angular frequency of 4.380E+03 s^{−1}. What is the *magnitude* (absolute value) of the induced emf at t = 45 s?

- -a) 1.068E+04 V
- -b) 1.175E+04 V
- +c) 1.293E+04 V
- -d) 1.422E+04 V
- -e) 1.564E+04 V

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

QB153099154242

--(

*Answer & Why this question is different.*)

- a) 3.312E+01 cm
^{3}/s - b) 3.643E+01 cm
^{3}/s - c) 4.008E+01 cm
^{3}/s - d) 4.408E+01 cm
^{3}/s - e) 4.849E+01 cm
^{3}/s

2) A recangular coil with an area of 0.39 m^{2} and 16 turns is placed in a uniform magnetic field of 3.07 T. The coil is rotated about an axis that is perpendicular to this field. At time t=0 the normal to the coil is oriented parallel to the magnetic field and the coil is rotating with a constant angular frequency of 3.320E+03 s^{−1}. What is the *magnitude* (absolute value) of the induced emf at t = 44 s?

- a) 3.792E+04 V
- b) 4.172E+04 V
- c) 4.589E+04 V
- d) 5.048E+04 V
- e) 5.552E+04 V

3) A spatially uniform magnetic points in the z-direction and oscilates with time as where 2.18 T and 4.840E+03 s^{−1}. Suppose the electric field is always zero at point , and consider a circle of radius 0.387 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral around the circle.

- a) 1.928E+04 V
- b) 2.120E+04 V
- c) 2.332E+04 V
- d) 2.566E+04 V
- e) 2.822E+04 V

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

QB153099154242

--(

*Answer & Why this question is different.*)

- -a) 3.312E+01 cm
^{3}/s - +b) 3.643E+01 cm
^{3}/s - -c) 4.008E+01 cm
^{3}/s - -d) 4.408E+01 cm
^{3}/s - -e) 4.849E+01 cm
^{3}/s

2) A recangular coil with an area of 0.39 m^{2} and 16 turns is placed in a uniform magnetic field of 3.07 T. The coil is rotated about an axis that is perpendicular to this field. At time t=0 the normal to the coil is oriented parallel to the magnetic field and the coil is rotating with a constant angular frequency of 3.320E+03 s^{−1}. What is the *magnitude* (absolute value) of the induced emf at t = 44 s?

- -a) 3.792E+04 V
- -b) 4.172E+04 V
- -c) 4.589E+04 V
- +d) 5.048E+04 V
- -e) 5.552E+04 V

3) A spatially uniform magnetic points in the z-direction and oscilates with time as where 2.18 T and 4.840E+03 s^{−1}. Suppose the electric field is always zero at point , and consider a circle of radius 0.387 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral around the circle.

- -a) 1.928E+04 V
- -b) 2.120E+04 V
- -c) 2.332E+04 V
- +d) 2.566E+04 V
- -e) 2.822E+04 V

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

QB153099154242

1) A recangular coil with an area of 0.157 m^{2} and 17 turns is placed in a uniform magnetic field of 3.64 T. The coil is rotated about an axis that is perpendicular to this field. At time t=0 the normal to the coil is oriented parallel to the magnetic field and the coil is rotating with a constant angular frequency of 5.890E+03 s^{−1}. What is the *magnitude* (absolute value) of the induced emf at t = 9 s?

- a) 4.464E+04 V
- b) 4.911E+04 V
- c) 5.402E+04 V
- d) 5.942E+04 V
- e) 6.536E+04 V

--(

*Answer & Why this question is different.*)

- a) 3.093E+01 cm
^{3}/s - b) 3.403E+01 cm
^{3}/s - c) 3.743E+01 cm
^{3}/s - d) 4.117E+01 cm
^{3}/s - e) 4.529E+01 cm
^{3}/s

3) A spatially uniform magnetic points in the z-direction and oscilates with time as where 3.11 T and 1.150E+03 s^{−1}. Suppose the electric field is always zero at point , and consider a circle of radius 0.171 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral around the circle.

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

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

QB153099154242

1) A recangular coil with an area of 0.157 m^{2} and 17 turns is placed in a uniform magnetic field of 3.64 T. The coil is rotated about an axis that is perpendicular to this field. At time t=0 the normal to the coil is oriented parallel to the magnetic field and the coil is rotating with a constant angular frequency of 5.890E+03 s^{−1}. What is the *magnitude* (absolute value) of the induced emf at t = 9 s?

- -a) 4.464E+04 V
- -b) 4.911E+04 V
- +c) 5.402E+04 V
- -d) 5.942E+04 V
- -e) 6.536E+04 V

--(

*Answer & Why this question is different.*)

- -a) 3.093E+01 cm
^{3}/s - -b) 3.403E+01 cm
^{3}/s - +c) 3.743E+01 cm
^{3}/s - -d) 4.117E+01 cm
^{3}/s - -e) 4.529E+01 cm
^{3}/s

3) A spatially uniform magnetic points in the z-direction and oscilates with time as where 3.11 T and 1.150E+03 s^{−1}. Suppose the electric field is always zero at point , and consider a circle of radius 0.171 m that is centered at that point and oriented in a plane perpendicular to the magnetic field. Evaluate the maximum value of the line integral around the circle.

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

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

QB153099154242

1) An induced emf of 2.9V is measured across a coil of 51 closely wound turns while the current throuth it increases uniformly from 0.0 to 6.89A in 0.806s. What is the self-inductance of the coil?

- a) 2.549E-01 H
- b) 2.804E-01 H
- c) 3.084E-01 H
- d) 3.392E-01 H
- e) 3.732E-01 H

2) A washer has an inner diameter of 2.16 cm and an outer diamter of 4.82 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- a) 1.342E+00 cm
^{3} - b) 1.477E+00 cm
^{3} - c) 1.624E+00 cm
^{3} - d) 1.787E+00 cm
^{3} - e) 1.965E+00 cm
^{3}

- a) 1.894E-02 V
- b) 2.083E-02 V
- c) 2.291E-02 V
- d) 2.520E-02 V
- e) 2.772E-02 V

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

QB153099154242

1) An induced emf of 2.9V is measured across a coil of 51 closely wound turns while the current throuth it increases uniformly from 0.0 to 6.89A in 0.806s. What is the self-inductance of the coil?

- -a) 2.549E-01 H
- -b) 2.804E-01 H
- -c) 3.084E-01 H
- +d) 3.392E-01 H
- -e) 3.732E-01 H

2) A washer has an inner diameter of 2.16 cm and an outer diamter of 4.82 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- -a) 1.342E+00 cm
^{3} - +b) 1.477E+00 cm
^{3} - -c) 1.624E+00 cm
^{3} - -d) 1.787E+00 cm
^{3} - -e) 1.965E+00 cm
^{3}

- -a) 1.894E-02 V
- -b) 2.083E-02 V
- -c) 2.291E-02 V
- +d) 2.520E-02 V
- -e) 2.772E-02 V

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

QB153099154242

1) A washer has an inner diameter of 2.62 cm and an outer diamter of 4.79 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- a) 1.056E+00 cm
^{3} - b) 1.161E+00 cm
^{3} - c) 1.278E+00 cm
^{3} - d) 1.405E+00 cm
^{3} - e) 1.546E+00 cm
^{3}

- a) 4.551E-02 V
- b) 5.006E-02 V
- c) 5.507E-02 V
- d) 6.057E-02 V
- e) 6.663E-02 V

3) An induced emf of 8.76V is measured across a coil of 62 closely wound turns while the current throuth it increases uniformly from 0.0 to 5.59A in 0.611s. What is the self-inductance of the coil?

- a) 7.913E-01 H
- b) 8.704E-01 H
- c) 9.575E-01 H
- d) 1.053E+00 H
- e) 1.159E+00 H

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

QB153099154242

1) A washer has an inner diameter of 2.62 cm and an outer diamter of 4.79 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- +a) 1.056E+00 cm
^{3} - -b) 1.161E+00 cm
^{3} - -c) 1.278E+00 cm
^{3} - -d) 1.405E+00 cm
^{3} - -e) 1.546E+00 cm
^{3}

- -a) 4.551E-02 V
- -b) 5.006E-02 V
- -c) 5.507E-02 V
- -d) 6.057E-02 V
- +e) 6.663E-02 V

3) An induced emf of 8.76V is measured across a coil of 62 closely wound turns while the current throuth it increases uniformly from 0.0 to 5.59A in 0.611s. What is the self-inductance of the coil?

- -a) 7.913E-01 H
- -b) 8.704E-01 H
- +c) 9.575E-01 H
- -d) 1.053E+00 H
- -e) 1.159E+00 H

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

QB153099154242

- a) 4.476E-02 V
- b) 4.924E-02 V
- c) 5.416E-02 V
- d) 5.958E-02 V
- e) 6.553E-02 V

2) A washer has an inner diameter of 2.31 cm and an outer diamter of 4.19 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- a) 1.071E+00 cm
^{3} - b) 1.178E+00 cm
^{3} - c) 1.296E+00 cm
^{3} - d) 1.425E+00 cm
^{3} - e) 1.568E+00 cm
^{3}

3) An induced emf of 5.08V is measured across a coil of 78 closely wound turns while the current throuth it increases uniformly from 0.0 to 5.07A in 0.681s. What is the self-inductance of the coil?

- a) 4.660E-01 H
- b) 5.127E-01 H
- c) 5.639E-01 H
- d) 6.203E-01 H
- e) 6.823E-01 H

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

QB153099154242

- -a) 4.476E-02 V
- +b) 4.924E-02 V
- -c) 5.416E-02 V
- -d) 5.958E-02 V
- -e) 6.553E-02 V

2) A washer has an inner diameter of 2.31 cm and an outer diamter of 4.19 cm. The thickness is where is measured in cm, , and . What is the volume of the washer?

- +a) 1.071E+00 cm
^{3} - -b) 1.178E+00 cm
^{3} - -c) 1.296E+00 cm
^{3} - -d) 1.425E+00 cm
^{3} - -e) 1.568E+00 cm
^{3}

3) An induced emf of 5.08V is measured across a coil of 78 closely wound turns while the current throuth it increases uniformly from 0.0 to 5.07A in 0.681s. What is the self-inductance of the coil?

- -a) 4.660E-01 H
- -b) 5.127E-01 H
- -c) 5.639E-01 H
- -d) 6.203E-01 H
- +e) 6.823E-01 H

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

QB153099154242

1) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, X_{L}, X_{C}). Since Q is calculatedat resonance, X_{L}, X_{C} and only twoimpedances are involved, Q=≡ω_{0}L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V_{0}sin(ωt), where V_{0}=6 V. The resistance, inductance, and capacitance are R =0.3 Ω, L= 5.90E-03H , and C=3.80E-06 F, respectively.

- a) Q = 7.510E+01
- b) Q = 8.636E+01
- c) Q = 9.932E+01
- d) Q = 1.142E+02
- e) Q = 1.313E+02

2) The output of an ac generator connected to an RLC series combination has a frequency of 760 Hz and an amplitude of 0.43 V;. If R =7 Ω, L= 7.40E-03H , and C=6.00E-04 F, what is the magnitude (absolute value) of the phase difference between current and emf?

- a) 9.380E-01 &rad;
- b) 1.032E+00 &rad;
- c) 1.135E+00 &rad;
- d) 1.248E+00 &rad;
- e) 1.373E+00 &rad;

3) The output of an ac generator connected to an RLC series combination has a frequency of 4.00E+04 Hz and an amplitude of 8 V. If R =4 Ω, L= 7.00E-03H , and C=6.60E-06 F, what is the rms power transferred to the resistor?

- a) 1.146E-03 Watts
- b) 1.260E-03 Watts
- c) 1.386E-03 Watts
- d) 1.525E-03 Watts
- e) 1.677E-03 Watts

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

QB153099154242

1) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, X_{L}, X_{C}). Since Q is calculatedat resonance, X_{L}, X_{C} and only twoimpedances are involved, Q=≡ω_{0}L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V_{0}sin(ωt), where V_{0}=6 V. The resistance, inductance, and capacitance are R =0.3 Ω, L= 5.90E-03H , and C=3.80E-06 F, respectively.

- -a) Q = 7.510E+01
- -b) Q = 8.636E+01
- -c) Q = 9.932E+01
- -d) Q = 1.142E+02
- +e) Q = 1.313E+02

2) The output of an ac generator connected to an RLC series combination has a frequency of 760 Hz and an amplitude of 0.43 V;. If R =7 Ω, L= 7.40E-03H , and C=6.00E-04 F, what is the magnitude (absolute value) of the phase difference between current and emf?

- -a) 9.380E-01 &rad;
- -b) 1.032E+00 &rad;
- -c) 1.135E+00 &rad;
- -d) 1.248E+00 &rad;
- +e) 1.373E+00 &rad;

3) The output of an ac generator connected to an RLC series combination has a frequency of 4.00E+04 Hz and an amplitude of 8 V. If R =4 Ω, L= 7.00E-03H , and C=6.60E-06 F, what is the rms power transferred to the resistor?

- -a) 1.146E-03 Watts
- -b) 1.260E-03 Watts
- -c) 1.386E-03 Watts
- -d) 1.525E-03 Watts
- +e) 1.677E-03 Watts

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

QB153099154242

1) The output of an ac generator connected to an RLC series combination has a frequency of 760 Hz and an amplitude of 0.23 V;. If R =4 Ω, L= 7.70E-03H , and C=9.30E-04 F, what is the magnitude (absolute value) of the phase difference between current and emf?

- a) 1.329E+00 &rad;
- b) 1.462E+00 &rad;
- c) 1.608E+00 &rad;
- d) 1.769E+00 &rad;
- e) 1.946E+00 &rad;

2) The output of an ac generator connected to an RLC series combination has a frequency of 5.00E+04 Hz and an amplitude of 5 V. If R =6 Ω, L= 2.50E-03H , and C=5.20E-06 F, what is the rms power transferred to the resistor?

- a) 5.097E-03 Watts
- b) 5.607E-03 Watts
- c) 6.167E-03 Watts
- d) 6.784E-03 Watts
- e) 7.463E-03 Watts

3) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, X_{L}, X_{C}). Since Q is calculatedat resonance, X_{L}, X_{C} and only twoimpedances are involved, Q=≡ω_{0}L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V_{0}sin(ωt), where V_{0}=5 V. The resistance, inductance, and capacitance are R =0.17 Ω, L= 4.40E-03H , and C=3.40E-06 F, respectively.

- a) Q = 1.391E+02
- b) Q = 1.600E+02
- c) Q = 1.840E+02
- d) Q = 2.116E+02
- e) Q = 2.434E+02

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

QB153099154242

1) The output of an ac generator connected to an RLC series combination has a frequency of 760 Hz and an amplitude of 0.23 V;. If R =4 Ω, L= 7.70E-03H , and C=9.30E-04 F, what is the magnitude (absolute value) of the phase difference between current and emf?

- -a) 1.329E+00 &rad;
- +b) 1.462E+00 &rad;
- -c) 1.608E+00 &rad;
- -d) 1.769E+00 &rad;
- -e) 1.946E+00 &rad;

2) The output of an ac generator connected to an RLC series combination has a frequency of 5.00E+04 Hz and an amplitude of 5 V. If R =6 Ω, L= 2.50E-03H , and C=5.20E-06 F, what is the rms power transferred to the resistor?

- +a) 5.097E-03 Watts
- -b) 5.607E-03 Watts
- -c) 6.167E-03 Watts
- -d) 6.784E-03 Watts
- -e) 7.463E-03 Watts

3) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, X_{L}, X_{C}). Since Q is calculatedat resonance, X_{L}, X_{C} and only twoimpedances are involved, Q=≡ω_{0}L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V_{0}sin(ωt), where V_{0}=5 V. The resistance, inductance, and capacitance are R =0.17 Ω, L= 4.40E-03H , and C=3.40E-06 F, respectively.

- -a) Q = 1.391E+02
- -b) Q = 1.600E+02
- -c) Q = 1.840E+02
- +d) Q = 2.116E+02
- -e) Q = 2.434E+02

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

QB153099154242

1) The output of an ac generator connected to an RLC series combination has a frequency of 360 Hz and an amplitude of 0.17 V;. If R =9 Ω, L= 2.60E-03H , and C=8.00E-04 F, what is the magnitude (absolute value) of the phase difference between current and emf?

- a) 4.860E-01 &rad;
- b) 5.346E-01 &rad;
- c) 5.880E-01 &rad;
- d) 6.468E-01 &rad;
- e) 7.115E-01 &rad;

2) The output of an ac generator connected to an RLC series combination has a frequency of 3.60E+04 Hz and an amplitude of 9 V. If R =2 Ω, L= 7.60E-03H , and C=7.50E-06 F, what is the rms power transferred to the resistor?

- a) 1.011E-03 Watts
- b) 1.112E-03 Watts
- c) 1.223E-03 Watts
- d) 1.345E-03 Watts
- e) 1.480E-03 Watts

3) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, X_{L}, X_{C}). Since Q is calculatedat resonance, X_{L}, X_{C} and only twoimpedances are involved, Q=≡ω_{0}L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V_{0}sin(ωt), where V_{0}=5 V. The resistance, inductance, and capacitance are R =0.13 Ω, L= 5.30E-03H , and C=2.60E-06 F, respectively.

- a) Q = 1.986E+02
- b) Q = 2.284E+02
- c) Q = 2.626E+02
- d) Q = 3.020E+02
- e) Q = 3.473E+02

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

QB153099154242

1) The output of an ac generator connected to an RLC series combination has a frequency of 360 Hz and an amplitude of 0.17 V;. If R =9 Ω, L= 2.60E-03H , and C=8.00E-04 F, what is the magnitude (absolute value) of the phase difference between current and emf?

- -a) 4.860E-01 &rad;
- +b) 5.346E-01 &rad;
- -c) 5.880E-01 &rad;
- -d) 6.468E-01 &rad;
- -e) 7.115E-01 &rad;

2) The output of an ac generator connected to an RLC series combination has a frequency of 3.60E+04 Hz and an amplitude of 9 V. If R =2 Ω, L= 7.60E-03H , and C=7.50E-06 F, what is the rms power transferred to the resistor?

- -a) 1.011E-03 Watts
- +b) 1.112E-03 Watts
- -c) 1.223E-03 Watts
- -d) 1.345E-03 Watts
- -e) 1.480E-03 Watts

3) The quality factor Q is a dimensionless paramater involving the relative values of the magnitudes of the at three impedances (R, X_{L}, X_{C}). Since Q is calculatedat resonance, X_{L}, X_{C} and only twoimpedances are involved, Q=≡ω_{0}L/R is definedso that Q is large if the resistance is low. Calculate the Q of an LRC series driven at resonance by an applied voltage of of V=V_{0}sin(ωt), where V_{0}=5 V. The resistance, inductance, and capacitance are R =0.13 Ω, L= 5.30E-03H , and C=2.60E-06 F, respectively.

- -a) Q = 1.986E+02
- -b) Q = 2.284E+02
- -c) Q = 2.626E+02
- -d) Q = 3.020E+02
- +e) Q = 3.473E+02

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

QB153099154242

^{2}and separation d=8.00E-03 m is connected via a swith to a 6 Ω resistor and a battery of voltage V

_{0}=94 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=6.60E-05?

- a) 7.253E+03 V/m
- b) 7.978E+03 V/m
- c) 8.776E+03 V/m
- d) 9.653E+03 V/m
- e) 1.062E+04 V/m

^{2}and separation d=8.30E-03 m is connected via a swith to a 84 Ω resistor and a battery of voltage V

_{0}=3 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 displacement current at time t=2.60E-03?

- a) 4.678E-04 A
- b) 5.145E-04 A
- c) 5.660E-04 A
- d) 6.226E-04 A
- e) 6.848E-04 A

3) What is the radiation pressure on an object that is 5.50E+11 m away from the sun and has cross-sectional area of 0.016 m^{2}? The average power output of the Sun is 3.80E+26 W.

- a) 6.669E-07 N/m
^{2} - b) 7.336E-07 N/m
^{2} - c) 8.069E-07 N/m
^{2} - d) 8.876E-07 N/m
^{2} - e) 9.764E-07 N/m
^{2}

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

QB153099154242

^{2}and separation d=8.00E-03 m is connected via a swith to a 6 Ω resistor and a battery of voltage V

_{0}=94 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=6.60E-05?

- -a) 7.253E+03 V/m
- -b) 7.978E+03 V/m
- -c) 8.776E+03 V/m
- -d) 9.653E+03 V/m
- +e) 1.062E+04 V/m

^{2}and separation d=8.30E-03 m is connected via a swith to a 84 Ω resistor and a battery of voltage V

_{0}=3 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 displacement current at time t=2.60E-03?

- -a) 4.678E-04 A
- +b) 5.145E-04 A
- -c) 5.660E-04 A
- -d) 6.226E-04 A
- -e) 6.848E-04 A

3) What is the radiation pressure on an object that is 5.50E+11 m away from the sun and has cross-sectional area of 0.016 m^{2}? The average power output of the Sun is 3.80E+26 W.

- +a) 6.669E-07 N/m
^{2} - -b) 7.336E-07 N/m
^{2} - -c) 8.069E-07 N/m
^{2} - -d) 8.876E-07 N/m
^{2} - -e) 9.764E-07 N/m
^{2}

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

QB153099154242

^{2}and separation d=7.40E-03 m is connected via a swith to a 18 Ω resistor and a battery of voltage V

_{0}=8 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 displacement current at time t=2.20E-04?

- a) 6.259E-02 A
- b) 6.885E-02 A
- c) 7.573E-02 A
- d) 8.331E-02 A
- e) 9.164E-02 A

^{2}and separation d=8.60E-03 m is connected via a swith to a 28 Ω resistor and a battery of voltage V

_{0}=45 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=1.30E-04?

- a) 3.223E+03 V/m
- b) 3.546E+03 V/m
- c) 3.900E+03 V/m
- d) 4.290E+03 V/m
- e) 4.719E+03 V/m

3) What is the radiation pressure on an object that is 2.40E+11 m away from the sun and has cross-sectional area of 0.052 m^{2}? The average power output of the Sun is 3.80E+26 W.

- a) 2.392E-06 N/m
^{2} - b) 2.631E-06 N/m
^{2} - c) 2.894E-06 N/m
^{2} - d) 3.184E-06 N/m
^{2} - e) 3.502E-06 N/m
^{2}

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

QB153099154242

^{2}and separation d=7.40E-03 m is connected via a swith to a 18 Ω resistor and a battery of voltage V

_{0}=8 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 displacement current at time t=2.20E-04?

- -a) 6.259E-02 A
- -b) 6.885E-02 A
- -c) 7.573E-02 A
- +d) 8.331E-02 A
- -e) 9.164E-02 A

^{2}and separation d=8.60E-03 m is connected via a swith to a 28 Ω resistor and a battery of voltage V

_{0}=45 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=1.30E-04?

- -a) 3.223E+03 V/m
- -b) 3.546E+03 V/m
- -c) 3.900E+03 V/m
- -d) 4.290E+03 V/m
- +e) 4.719E+03 V/m

3) What is the radiation pressure on an object that is 2.40E+11 m away from the sun and has cross-sectional area of 0.052 m^{2}? The average power output of the Sun is 3.80E+26 W.

- -a) 2.392E-06 N/m
^{2} - -b) 2.631E-06 N/m
^{2} - -c) 2.894E-06 N/m
^{2} - -d) 3.184E-06 N/m
^{2} - +e) 3.502E-06 N/m
^{2}

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

QB153099154242

^{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

^{2}and separation d=4.60E-03 m is connected via a swith to a 96 Ω resistor and a battery of voltage V

_{0}=90 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 displacement current at time t=3.30E-04?

- a) 7.315E-02 A
- b) 8.047E-02 A
- c) 8.851E-02 A
- d) 9.737E-02 A
- e) 1.071E-01 A

3) What is the radiation pressure on an object that is 9.70E+11 m away from the sun and has cross-sectional area of 0.098 m^{2}? The average power output of the Sun is 3.80E+26 W.

- a) 2.144E-07 N/m
^{2} - b) 2.358E-07 N/m
^{2} - c) 2.594E-07 N/m
^{2} - d) 2.854E-07 N/m
^{2} - e) 3.139E-07 N/m
^{2}

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

QB153099154242

^{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

^{2}and separation d=4.60E-03 m is connected via a swith to a 96 Ω resistor and a battery of voltage V

_{0}=90 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 displacement current at time t=3.30E-04?

- -a) 7.315E-02 A
- +b) 8.047E-02 A
- -c) 8.851E-02 A
- -d) 9.737E-02 A
- -e) 1.071E-01 A

3) What is the radiation pressure on an object that is 9.70E+11 m away from the sun and has cross-sectional area of 0.098 m^{2}? The average power output of the Sun is 3.80E+26 W.

- +a) 2.144E-07 N/m
^{2} - -b) 2.358E-07 N/m
^{2} - -c) 2.594E-07 N/m
^{2} - -d) 2.854E-07 N/m
^{2} - -e) 3.139E-07 N/m
^{2}