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AP EAMCET20226 Jul 2022Morning ShiftPhysicsAlternating CurrentActual

The impedance of an LR circuit with L = 60 mH , R =8 and frequency 50 ~Hz is

Options

  1. A1.3
  2. B14.3
  3. C20
  4. D10

Correct answer

D. 10

Step-by-step solution

aligned & Z = R ^2+ _ L ^2 = R ^2+ ^2 ~L ^2 & = 8^2+ (2 50 60 10⁻³ ) & = 8^2+6^2 & =10 aligned

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