Dec 2 WebAssign Problem 4
Bouncing off the wall

In the overhead view of Fig. 10-30, a 290 g ball with a speed v of 4.6 m/s strikes a wall at an angle of 30° and then rebounds with the same speed and angle. It is in contact with the wall for 11 ms.

Figure 10-30

(a) What is the impulse on the ball from the wall?

(b) What is the average force (magnitude & direction) on the wall from the ball?