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Discussion :: UPSC Civil Service Exam Questions

  1. A motor shaft rotating with a speed of 90 rpm decelerates uniformly when the motor is switched off and stops in 40 sec. The number of revolutions made by the shaft in this time would be

    2. A.
    10
    B.
    20
    C.
    30
    D.
    40

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    Workspace

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    Answer : Option C

    Explanation :

    No answer description available for this question. Let us discuss.

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