A 2.0 H inductor carries a constant current of 0.5 A. When the switch in the circuit is opened, the current in the inductor drops to zero in 20.0 ms. The average induced emf in the inductor during this time is a) 50.0 V b) 100.0 V c) 90.0 V e) 150.0V. d) 112.5 V

A 2.0 H inductor carries a constant current of 0.5 A. When the switch in the circuit is opened, the current in the inductor drops to zero in 20.0 ms. The average induced emf in the inductor during this time is a) 50.0 V b) 100.0 V c) 90.0 V e) 150.0V. d) 112.5 V

Physics for Scientists and Engineers with Modern Physics

10th Edition

ISBN:9781337553292

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter31: Inductance

Section: Chapter Questions

Problem 1P

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Question

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A 2.0 H inductor carries a constant current of 0.5 A. When
the switch in the eircuit is opened, the current in the inductor
drops to zero in 20.0 ms. The average induced emf in the
inductor during this time is
a) 50.0 V
b) 100.0 V
c) 90.0 V
d) 112.5 V
e) 150.0V.
C
e
b
a
d

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