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  3. 9th Class
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  5. Work and energy

9th Class Science Work and energy Question Bank Self Test-8

  • question_answer
    When the force applied and the displacement of the body are inclined at \[\mathbf{90}{}^\circ \]with each other, the work done is:

    A)  Infinite

    B)  Maximum     

    C)  Zero

    D)  Unity

    E)  None of these

    Correct Answer: C

    Solution :


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