Homework Help: physics

Posted by Mota on Thursday, November 19, 2009 at 10:39am.

A billiard ball approaches a cushioned edge of a billiard table with momentum, p. After the collision with the cushion, it bounces straight back with the same amount of momentum in the opposite direction. What is the impulse on the ball?

physics - bobpursley, Thursday, November 19, 2009 at 12:59pm
It is twice the original momentum
change in momentum=finalmome-initial
= -p-p=-2P

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