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

  • question_answer
    A stone is thrown vertically up. What happens to its RE. during its motion of upward journey ?

    A)  Decreases till it becomes minimum

    B)  Increases till it becomes maximum  

    C)  First decreases and then increases

    D)  First increases and then decreases

    Correct Answer: B

    Solution :

     When a stone is thrown up vertically, the \[P.E.\] increases till it becomes maximum.


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