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A body of mass m moving with a constant velocity v hits another body of the same mass moving with the same velocity v but in the opposite direction and sticks to it. The velocity of the compound body after collision is
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Correct option is C
Initial momentum of the system = mv−mv=0As body sticks together ∴ final momentum = 2mVBy conservation of momentum 2mV = 0 ∴ V = 0
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Two bodies having same mass 40 kg are moving in opposite directions, one with a velocity of 10 m/s and the other with 7 m/s If they collide and move as one body, the velocity of the combination is (m/s)
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