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A body of Mass 10 kg moving at 6 m/s collides with another body of mass 20 kg moving at 4 m/s in the same direction. The 20 kg mass now moves at 5 m/s. Calculate the kinetic energy before collision
3 years ago

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Anonymous
10 * 6 + 20*4 = 10 * x + 20 * 5
3 years ago

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