Question

A cricket ball of mass 150 g moves at a speed of 12 m/s and after hitting by the bat it is deflacted back at the speed of 20 m/s. If the bat and the ball remained in contact for 0.02 s then the impulse and average force exerted on the ball by the bat are respectively-

a) 2.4N-s ; 480 N
b) 2.4N-s ; 120 N
c) 4.8 N-s ; 240 N
d) 4.8N-s ; 480 N

Answer 1

ANSWER IS 480 N AND 2.4N-S OK