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BITSAT2015PhysicsAlternating CurrentActual

In the circuit shown below, the ac source has voltage V=20 ( t) volt with =2000 rad / s The amplitude of the current will be nearest to

Options

  1. A2 ~A
  2. B3.3 ~A
  3. C2 / 5 ~A
  4. D5 ~A

Correct answer

A. 2 ~A

Step-by-step solution

aligned Z=& R²+ ( L- 1 C )² &= 10²+ (2000 5 10³- 1 2000 50 10⁻⁶ )² =& 10 i= V₀ Z = 20 10 =2 A . aligned

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