3) A 35 Kg boy jumps (from rest) into a moving trolley of mass 70 kg which is already moving at a
velocity of 5 m/s to the right. What is the speed of the trolley after the boy has jumped in?
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A boy of 35kg jumps(from rest) into a moving trolley of mass 70kg which is already moving with a velocity of 5m/s to the right. What is the velocity of the trolley after the boy has jumped into it? (Answer:- 3.3 m/s to the right) 3)
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