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JEE Main & Advanced Physics Two Dimensional Motion Question Bank Uniform Circular Motion

  • question_answer
    A particle is moving in a circle with uniform speed v.  In moving from a point to another diametrically opposite point  [Orissa JEE 2003]

    A)             The momentum changes by mv          

    B)             The momentum changes by 2mv

    C)             The kinetic energy changes by (1/2)mv2

    D)                         The kinetic energy changes by mv2

    Correct Answer: B

    Solution :

                    Momentum changes by 2mv but kinetic energy remains same.


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