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  5. Work and energy

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

  • question_answer
    If \[P.E.\] of the body and the height through which it falls freely are plotted on a graph, it may be noted that the total energy remains the same. Which of the following graphs shows this relation correctly?

    A)  

    B)       

    C)

    D)       

    Correct Answer: A

    Solution :

     As the body keeps falling P.E. goes on decreasing.


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