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A body of mass 5 kg is mowing with a velocity of 10 m-1.What will be the ratio of its

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A body of mass 5 kg is mowing with a velocity of 10 m-1.What will be the ratio of its initial kinetic energy and final kinetic energy, if the mass of the bod.y is doubled and its velocity is halved?

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Hence, the ratio of initial to final kinetic energy is 2 : 1.

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