Two coils close to each other have a mutual inductance of 23 mH. The current in one coil decays according to I = Ige¯at , where I, = 4.0 A and a = 2.5 x 10³ s-!. a) what is the emf induced in the second coil immediately after the current starts to decay? E = V b) What is the emf induced in the second coil at t 5.0 x 10-3 s? V

Two coils close to each other have a mutual inductance of 23 mH. The current in one coil decays according to I = Ige¯at , where I, = 4.0 A and a = 2.5 x 10³ s-!. a) what is the emf induced in the second coil immediately after the current starts to decay? E = V b) What is the emf induced in the second coil at t 5.0 x 10-3 s? V

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter14: Inductance

Section: Chapter Questions

Problem 41P: A coil with a self-inductance of 3.0 H carries a current that decreases at a uniform rate dl/dt =...

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