11. A bar magnet shown in Fig. 28.19 moves toward a single loop of wire of radius 1.4 cm. The average induced emf during the 0.40s the magnet moves is 1.2 x 10-4 V. (a) Determine the change in the average value of the magnetic field passing through the loop. (b) Is lead a or lead b at higher voltage? Explain. S N FIG. 28.19 Pow B www
11. A bar magnet shown in Fig. 28.19 moves toward a single loop of wire of radius 1.4 cm. The average induced emf during the 0.40s the magnet moves is 1.2 x 10-4 V. (a) Determine the change in the average value of the magnetic field passing through the loop. (b) Is lead a or lead b at higher voltage? Explain. S N FIG. 28.19 Pow B www
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter25: Electromagnetic Induction
Section25.1: Electric Current From Changing Magnetic Fields
Problem 3PP
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Question
![☐ 11. A bar magnet shown in Fig. 28.19 moves toward a single
loop of wire of radius 1.4 cm. The average induced emf during the
0.40s the magnet moves is 1.2 x 10-4 V. (a) Determine the
change in the average value of the magnetic field passing through
the loop. (b) Is lead a or lead b at higher voltage? Explain.
S
N
FIG. 28.19
is th
urush
B](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6bd16cda-188b-4115-93fc-cfadf921aef4%2Ff113cf14-fd46-4e95-b8a0-f9c6872f385f%2Fmdjq5fu_processed.jpeg&w=3840&q=75)
Transcribed Image Text:☐ 11. A bar magnet shown in Fig. 28.19 moves toward a single
loop of wire of radius 1.4 cm. The average induced emf during the
0.40s the magnet moves is 1.2 x 10-4 V. (a) Determine the
change in the average value of the magnetic field passing through
the loop. (b) Is lead a or lead b at higher voltage? Explain.
S
N
FIG. 28.19
is th
urush
B
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