RAJASTHAN PMT Rajasthan - PMT Solved Paper-1996

  • question_answer
    A ball is released from height h above the ground. If the coefficient of restitution is e, up to what height the ball rises after rebounding twice with the ground:

    A) \[\frac{eh}{2}\]                                                

    B)         \[2eh\]                               

    C)         \[eh\]                                                 

    D)        \[{{e}^{4}}h\]

    Correct Answer: D

    Solution :

    On bounding two times, the height \[h={{({{e}^{2}})}^{2}}h={{e}^{4}}h\]


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