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  3. 9th Class
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  5. Work and energy

9th Class Science Work and energy Question Bank Work, Energy and Power

  • question_answer
    In SI system, the unit of P.E. is

    A)  erg                       

    B)         dyne-cm

    C)  \[J\]                       

    D)         none of these

    Correct Answer: C

    Solution :

    Not Available


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