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MHT CET2009PhysicsAlternating Current

An alternating volta ge E=200 2 (100 t) is connected to 1 microfarad capacitor through AC ammeter. The reading of ammeter shall be

Options

  1. A10 ~mA
  2. B20 ~mA
  3. C40 ~mA
  4. D80 ~mA

Correct answer

B. 20 ~mA

Step-by-step solution

Reading of ammeter =I_ rms = V_ rms X_ C = V₀ C 2 array l = 200 2 100 (1 10⁻⁶ ) 2 =2 10⁻² ~A =20 ~mA array

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