12. (II) A 60Ó- 2.5 cm. A 14-turn coil is wour of formly from 0 to 5.0 A in 0.60 s, what will be the induced emf 13. (II) When a car drives through the Earth's magnetic field, the solenoid. If the current in the solenoid increases uni- in the short coil during this time? an emf is induced in its vertical 55-cm-long radio antenna. If the Earth's field (5.0 X angle of 38°, what is the maximum emf induced in the antenna and which direction(s) will the car be moving to produce this maximum value? The car's speed is 30.0 m/s on 10-5 T) points north with a din a horizontal road. (14) (II) Part of a single rectangular loop of wire with dimensions shown in Fig. 21-62 is situated inside a region of uniform magnetic field of 0.550 T. The total resistance of the loon is 0.230 Q. Calculate the force required to pull the loop from the field (to the right) at a constant velocity of 3.10 m/s. Neglect gravity. Irge osd () X X X X XI vaotsons X XX X X wollo) sto doidW .01 0.350 m x x X X X (n) (d) hitsto (: X X X X x! mori 0.750 m FIGURE 21-62 Problem 14. onl () 10 15. (II) In order to make the rod of Fig. 21–11a move to the right at speed v, you need to apply an external force on the rod to the right. (a) Explain u require fthe

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14.

12. (II) A 60Ó-
2.5 cm. A 14-turn coil is wour
of
formly from 0 to 5.0 A in 0.60 s, what will be the induced emf
13. (II) When a car drives through the Earth's magnetic field,
the solenoid. If the current in the solenoid increases uni-
in the short coil during this time?
an emf is induced in its vertical 55-cm-long radio antenna.
If the Earth's field (5.0 X
angle of 38°, what is the maximum emf induced in the
antenna and which direction(s) will the car be moving to
produce this maximum value? The car's speed is 30.0 m/s on
10-5 T) points north with a din
a horizontal road.
(14) (II) Part of a single rectangular loop of wire with dimensions
shown in Fig. 21-62 is situated inside a region of uniform
magnetic field of 0.550 T. The total resistance of the loon
is 0.230 Q. Calculate the force required to pull the loop from
the field (to the right) at a constant velocity of 3.10 m/s.
Neglect gravity.
Irge osd ()
X X X X XI
vaotsons X XX X X
wollo) sto doidW .01
0.350 m x x X X X
(n)
(d)
hitsto (:
X X X X x!
mori
0.750 m
FIGURE 21-62 Problem 14.
onl ()
10
15. (II) In order to make the rod of Fig. 21–11a move to the right
at speed v, you need to apply an external force on the rod
to the right. (a) Explain u
require
fthe
Transcribed Image Text:12. (II) A 60Ó- 2.5 cm. A 14-turn coil is wour of formly from 0 to 5.0 A in 0.60 s, what will be the induced emf 13. (II) When a car drives through the Earth's magnetic field, the solenoid. If the current in the solenoid increases uni- in the short coil during this time? an emf is induced in its vertical 55-cm-long radio antenna. If the Earth's field (5.0 X angle of 38°, what is the maximum emf induced in the antenna and which direction(s) will the car be moving to produce this maximum value? The car's speed is 30.0 m/s on 10-5 T) points north with a din a horizontal road. (14) (II) Part of a single rectangular loop of wire with dimensions shown in Fig. 21-62 is situated inside a region of uniform magnetic field of 0.550 T. The total resistance of the loon is 0.230 Q. Calculate the force required to pull the loop from the field (to the right) at a constant velocity of 3.10 m/s. Neglect gravity. Irge osd () X X X X XI vaotsons X XX X X wollo) sto doidW .01 0.350 m x x X X X (n) (d) hitsto (: X X X X x! mori 0.750 m FIGURE 21-62 Problem 14. onl () 10 15. (II) In order to make the rod of Fig. 21–11a move to the right at speed v, you need to apply an external force on the rod to the right. (a) Explain u require fthe
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