A 0.060-kg tennis ball, moving with a speed of 4.50
Chapter 9, Problem 9.34(choose chapter or problem)
A 0.060-kg tennis ball, moving with a speed of 4.50 m/s,has a head-on collision with a 0.090-kg ball initially movingin the same direction at a speed of 3.00 m/s. Assuming aperfectly elastic collision, determine the speed and directionof each ball after the collision.
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