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COMEDK2016PhysicsAlternating Current

An inductor 1 H is connected across 220 ~V , 50 ~Hz supply. Peak value of current is approximately

Options

  1. A0.5 ~A
  2. B0.7 ~A
  3. C1 ~A
  4. D1.4 ~A

Correct answer

C. 1 ~A

Step-by-step solution

Given, L=1 H , V=220 ~V , f=50 ~Hz Peak value of current I₀= V₀ X_ L = V₀ L I₀= 2 V 2 f L = 2 220 2 50 1 1 ~A

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