Question
Two identical tennis balls X and Y are hit horizontally from a point 2.0 m above the ground with different initial speeds: ball X has
Two identical tennis balls X and Y are hit horizontally from a point 2.0 m above the ground with different initial speeds: ball X has an initial speed of 5.0 m/s while ball Y has an initial speed of 7.5 m/s. a. Calculate the time it takes for each ball to strike the ground. b. Calculate the speed of ball X just before it strikes the ground. c. What is the speed of ball Y just before it strikes the ground? d. How much further than ball X does ball Y travel in the horizontal direction before bouncing?
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Physics Olympiad - Basic To Advanced Exercises
Authors: The Committee Of Japan Physics Olympiad Japan
1st Edition
981455667X, 9789814556675
