JEE Main & Advanced Physics Work, Energy, Power & Collision / कार्य, ऊर्जा और शक्ति Question Bank Conservation of Energy and Momentum

  • question_answer
    A ball is released from certain height. It loses 50% of its kinetic energy on striking the ground. It will attain a height again equal to                                    [RPMT 2000]

    A)                 One fourth the initial height

    B)                 Half the initial height

    C)                 Three fourth initial height

    D)                 None of these

    Correct Answer: B

    Solution :

                        Because 50% loss in kinetic energy will affect its potential energy and due to this ball will attain only half of the initial height.


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