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Railways Basic Science and Engineering Work, Energy And Power / कार्य, ऊर्जा एवं शक्ति Question Bank Work, Power, Energy

  • question_answer
    If a bulb uses energy of 100 J and remains on for 25 s, power consumed by bulb will be

    A)  125 W             

    B)  4 W

    C)  2500 W                       

    D)  75 W

    Correct Answer: B

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