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NEET AIPMT SOLVED PAPER SCREENING 2011

  • question_answer
    A body of mass M hits normally a rigid wall with velocity v and bounces back with the same velocity. The impulse experienced by the body is

    A)  1.5 Mv                

    B)  2 Mv    

    C)         zero                     

    D)         Mv

    Correct Answer: B

    Solution :

    Impulse \[|J|=|\Delta p|\] \[=Mv-(-Mv)\] \[=2Mv\]


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