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    The resistance of a lamp rated at 240 V and 60 watts equal to
    Question

    The resistance of a lamp rated at 240 V and 60 watts equal to

    A.

    120 ohms

    B.

    240 ohms

    C.

    4800 hms

    D.

    960 ohms

    Correct option is D


    The resistance of the lamp can be calculated using the formula:

    where:
    · R= Resistance of the lamp (ohms),
    · V= Voltage rating of the lamp (volts),
    · P= Power rating of the lamp (watts).
    Step 1: Substitute the given values:

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