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Olympiad workbookNSEPElectromagnetic Induction

A total charge Q is uniformly distributed over a non-conducting ring of radius r . There is a time varying magnetic field perpendicular to its plane and changing at the uniform rate of dB dt . The magnitude of induced tangential electric field E on ring is

Options

  1. Ar dB dt
  2. Br ^2 ~dB dt
  3. C1 2 r dB dt
  4. D1 2 r ^2 ~dB dt

Correct answer

C. 1 2 r dB dt

Step-by-step solution

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