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UPSC Physics Work, Energy And Power / कार्य, ऊर्जा एवं शक्ति Question Bank Laws of Motion, Force, Work, Energy and Power, Centre of Mass

  • question_answer
          The sum of the change in kinetic and potential energy is always                                [SSC CGL]

    A) Zero         

    B)      Positive

    C) Negative       

    D)      None of the above

    Correct Answer: A

    Solution :

    Not Available 


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