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engineering mechanics kinematics of a particle
1. A ball is thrown downward on the 30° inclined plane so that when it rebounds perpendicular to the incline it has a velocity of vA = 40 ft/s. Determine the distance R where it strikes the plane at B.
(A): R = 172.1 ft
(B): R = 344 ft
(C): R = 66.3 ft
(D): R = 99.4 ft
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