Suppose you have a conductor that is moving at right angles to a uniform magnetic field in a straight line at constant velocity v. Suppose also that the conductor is connected to a capacitor so that the motional emf that is induced in the conductor is used to charge the capacitor. What happens when the velocity is increased from v to 2v? the amount of stored energy in the capacitor goes up by a factor of 2 O the amount of stored energy in the capacitor goes down by a factor of 2 the amount of stored energy in the capacitor goes up by a factor of 4 the amount of stored energy in the capacitor stays the same the amount of stored energy in the capacitor goes down by a factor of 4

Suppose you have a conductor that is moving at right angles to a uniform magnetic field in a straight line at constant velocity v. Suppose also that the conductor is connected to a capacitor so that the motional emf that is induced in the conductor is used to charge the capacitor. What happens when the velocity is increased from v to 2v? the amount of stored energy in the capacitor goes up by a factor of 2 O the amount of stored energy in the capacitor goes down by a factor of 2 the amount of stored energy in the capacitor goes up by a factor of 4 the amount of stored energy in the capacitor stays the same the amount of stored energy in the capacitor goes down by a factor of 4

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter13: Electromagnetic Induction

Section: Chapter Questions

Problem 76CP: A 0.50-kg copper sheet drops through a uniform horizontal magnetic field of 1.5 T, and it reaches a...

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