Monday
December 22, 2014

Homework Help: Physics

Posted by Angel on Sunday, January 22, 2012 at 3:55pm.

A 2.7 kg ball strikes a wall with a velocity of
7.6 m/s to the left. The ball bounces off with
a velocity of 5.2 m/s to the right.
If the ball is in contact with the wall for
0.23 s, what is the constant force exerted on
the ball by the wall?
Answer in units of N

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