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April 20, 2014

Homework Help: Physics

Posted by Anonymous on Friday, October 5, 2012 at 1:14am.

4. A football player passes the ball. The ball leaves his hand and is caught 1.7 seconds later by a receiver 30 meters away. (You may assume the ball was caught at the same height from which it was thrown.)
a) What is the vertical component of the velocity of the ball just after it is released?
b) What is the speed (the magnitude of the velocity) of the ball when it is at the top of its trajectory?
c) What is the speed (the magnitude of the velocity) of the ball just before it is caught?

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