Question

(a) A ball is thrown vertically down towards the ground and rebounds as illustrated in

Fig. 10.



Fig. 10

As the ball passes A, it has a speed of 8.4 m s–1. The height of A is 5.0 m above the

ground. The ball hits the ground and rebounds to B. Assume that air resistance is

negligible.

(i) Calculate the speed of the ball as it hits the ground.

Answer 1

Answer:

SORRY I DIDN'T UNDERSTAND WHAT IS YOUR QUESTION