Question

A racquetball strikes a wall with a speed of 30 m/s and rebounds with a speed of The collision takes What is the average acceleration of the ball during the collision?

200 m/s2

zero

2800 m/s2

1300 m/s2

1500 m/s2

Answer 1

I think is 200 m/s2 cause the speed go more fast in the collision