A series RL circuit with inductance L and resistance R is connected to an emf V. After a time the current reaches a final value of 5.0 A. A second series circuit connected to the same emf Vis identical except that the inductance is 4L. The current in the second circuit is O 20 A. O 1.8 A. O 1.3 A. O 0.80 A. O 5.0 A.

A series RL circuit with inductance L and resistance R is connected to an emf V. After a time the current reaches a final value of 5.0 A. A second series circuit connected to the same emf Vis identical except that the inductance is 4L. The current in the second circuit is O 20 A. O 1.8 A. O 1.3 A. O 0.80 A. O 5.0 A.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter10: Direct-current Circuits

Section: Chapter Questions

Problem 64P: (a) What is the resistance of a 220-V ac short circuit that generates a peak power of 96.8 kW? (b)...

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