A ball of mass 6.5 g with a speed of 27.4 m/s strikes a wall

A ball of mass 6.5 g with a speed of 27.4 m/s strikes a wall at an angle 22.0 o and then rebounds with the same speed and angle. It is in contact with the wall for 39.0 ms.

A ball of mass 6.5 g with a speed of 27.4 m/s strikes a wall

A ball of mass 6.5 g with a speed of 27.4 m/s strikes a wall at an angle 22.0 o and then rebounds with the same speed and angle. It is in contact with the wall for 39.0 ms.

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