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MHT CET20192 May 2019Morning ShiftPhysicsElectromagnetic InductionActual

Two coils have a mutual inductance of 0.01 H . The current in the first coil changes according to equation I = 5 s i n 200 π t . The maximum value of e.m.f. induced in the second coil is

Options

  1. A10 π v o l t
  2. B0.1 π v o l t
  3. Cπ v o l t
  4. D0.01 π v o l t

Correct answer

A. 10 π v o l t

Step-by-step solution

∵ ϕ = M i e m f = d ϕ d t = M . d i d t = 0.01 . 5 . 200 π . c o s 200 π t e m f = 10 π . c o s 200 π t e m f m a x = 10 π Volts

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