Question

    The unit of electric power is

    —  
    A Ampere Correct Answer Incorrect Answer
    B Volt Correct Answer Incorrect Answer
    C Watt Correct Answer Incorrect Answer
    D Ohm Correct Answer Incorrect Answer

    Solution

    Power is the rate of doing electrical work or energy per unit time.   Its SI unit is Watt (W), where 1 W = 1 J/s.   In electric circuits, Power P = VI.   Larger units like kilowatt (kW) are used in homes and industries.

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