Asked by Zach
A tennis ball may leave the racket on a serve by a top player with a speed of 45.0 m/s. If the ball's mass is 0.063 kg, and it is in contact with the racket for 0.030 s, what is the average force (in newtons) on the ball?
Answers
Answered by
Elena
F=Δp/Δt=mΔv/Δt=
=0.063•45/0.03=94.5 N
=0.063•45/0.03=94.5 N
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