A billiard ball of mass m 025 kg strikes the cushion of a
A billiard ball of mass m = 0.25 kg strikes the cushion of a billiard table at ?1 = 58° and a speed v1 = 30 m/s. It bounces off at an angle of ?2 = 590 and a velocity of v2 = 10 m/s. What is the magnitude of its change in momentum (in kg·m/s)?
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a billiard ball of mass m 025 kg strikes the cushion of a billiard table at 1 58deg and a speed v1 30 ms it bounces
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