A body of mass 5kg is moving with a velocity of 10m/s, calculate the kinetic energy of the body A. 14,000 B. rooks C. 4obj D. 1,400kg
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Initial mass = 5kg, Final mass = 10kg Initial velocity = 10ms-1, Final velocity = 10/2 = 5ms-1 Initial kinetic energy = 1/2mv2, Final kinetic energy = 1/2mv2
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