A ball hits a wall going 10 m/s, and bounces off going 7 m/s. The coefficient of restitution is
A) 1.41
B) 0.70
C) 0.49
D) -17 m/s

Name: A ball hits a wall going 10 m/s, and bounces off going 7 m/s. The coefficient of restitution is A) 1.41 B) 0.70 C) 0.49 D) -17 m/s
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Quizplus · Accepted Answer

The coefficient of restitution is calculated as the ratio of the speed of separation to the speed of approach. In this case, it is $ \frac{7}{10} = 0.70 $.

A Ball Hits a Wall Going 10 M/s, and Bounces