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QUESTION
74 g object moving to the right at 23.3 cm/s makes an elastic head-on collision with a 7.48 g object that is initially at rest.
A 3.74 g object moving to the right at23.3 cm/s makes an elastic head-on collisionwith a 7.48 g object that is initially at rest.Find the velocity of the first object imme-diately after the collision. The acceleration ofgravity is 9.8 m/s2 .Answer in units of cm/s
