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A Racquetball Strikes a Wall with a Speed of 30

Question 35

Multiple Choice

A racquetball strikes a wall with a speed of 30 m/s and rebounds with a speed of 26 m/s.The collision takes 20 ms.What is the average acceleration of the ball during the collision?


A) zero
B) 200 m/s2
C) 2800 m/s2
D) 1500 m/s2
E) 1300 m/s2

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