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    A current of 2.2 A flows through a coil when connected 220 V DC. When 220 V 50 Hz AC is applied to the same coil, current is 1 A. What is inductance o
    Question

    A current of 2.2 A flows through a coil when connected 220 V DC. When 220 V 50 Hz AC is applied to the same coil, current is 1 A. What is inductance of coil?

    A.

    6.24 H

    B.

    62.4 mH

    C.

    0.624 H

    D.

    0.624 mH

    Correct option is C


    (1) When coil Connected to 220 V DC supply

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