A tennis player swings her 1100 gram racket with a speed of 11 meter per second. She hits a 60 gram tennis ball that was approaching her at 20 meter per second. The ball rebounds at 38 m/s
a. Obtain how fast is her racket moving immediately after the impact?
(in m/s)
You can neglect the interaction of the racket with her hand for the brief duration of the collision.
b. If the tennis ball and racket are in contact for 11 milliseconds, find the average force that racket exerts on ball?
N