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A 3.6-kg steel ball traveling at 8.0 m/s hits a wall at an angle of ?...

A 3.6-kg steel ball traveling at 8.0 m/s hits a waA 3.6-kg steel ball traveling at 8.0 m/s hits a wall at an angle of ? = 61.0o as shown in the figure. It bounces off the wall with the same speed and same angle. If the ball was in contact with the wall for 0.14 seconds, what was the magnitude of the average force exerted on the ball by the wall?

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