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NEETPhysicsElectromagnetic Induction

A rectangular loop of wire ABCD is kept close to an infinitely long wire carrying a current I(t ) = I o (1– t/ T ) for 0 ≤t ≤ T and I (0) = 0 for t > T (Fig). Find the total charge passing through a given point in the loop, in time T. The resistance of the loop is R.

Options

  1. A_ o L ₁ I ₁ 2 ln L ₂ +x x
  2. B_ o L ₁ I ₁ 3 ln L ₁ +x x
  3. C_ o L ₁ I ₁ 2 ln L ₁ +x x
  4. D_ o L ₁ I ₁ 3 ln L ₂ +x x

Correct answer

A. _ o L ₁ I ₁ 2 ln L ₂ +x x

Step-by-step solution

Correct Option is : (A) _ o L ₁ I ₁ 2 ln L ₂ +x x

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