A golf ball strikes a smooth hard floor at an angle of 30


A golf ball strikes a smooth hard floor at an angle of 30 degreesto the normal and rebounds at the same angle. The mass of the ballis .047 kg and its speed is 45 m/s just before and after thecollision.

a) What is the ball's change in momentum?

b) If the floor applies an upward force of 260N, for how long isthe ball in contact with the floor?

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Physics: A golf ball strikes a smooth hard floor at an angle of 30
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