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      Question

      A 220 V, 50 Hz AC supply is connected across a coil of

      resistance 10 Ξ© and inductance 0.1 H. Calculate the power consumed in the coil.
      A 340 W Correct Answer Incorrect Answer
      B 400 W Correct Answer Incorrect Answer
      C 445 W Correct Answer Incorrect Answer
      D 220 W Correct Answer Incorrect Answer

      Solution

      Given:

      • AC supply: 220 V, 50 Hz
      • Coil resistance: R = 10 Ξ©
      • Coil inductance: L = 0.1 H

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