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A 120 g ball with speed 4.3 m/s strikes a wall perpendicularly and rebounds in the opposite direction with the same speed. The collision lasts 4.0 ms. What are the magnitudes of the (a) impulse and (a) average force on the wall from the ball? (a) Number Units (b) Number Units

A 120 g ball with speed 4.3 m/s strikes a wall perpendicularly and rebounds in the opposite direction with the same speed. The collision lasts 4.0 ms. What are the magnitudes of the (a) impulse and (a) average force on the wall from the ball? (a) Number Units (b) Number Units

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A 120 g ball with speed 4.3 m / s strikes a wall perpendicularly and rebounds in the opposite direction with the same speed. The collision lasts 4.0 ms . What are the magnitudes of the (a) impulse and (a) average force on the wall from the ball? (a) Number i Units (b) Number i Units

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