physics
posted by michael
A 3.3 kg ball strikes a wall with a velocity of
8.4 m/s to the left. The ball bounces oﬀ with
a velocity of 6.8 m/s to the right.
If the ball is in contact with the wall for
0.27 s, what is the constant force exerted on
the ball by the wall?
Answer in units of N
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