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September 22, 2014

Homework Help: Physics

Posted by ridhi on Thursday, April 12, 2012 at 9:52am.

A ball is thrown towards a vertical wall from a point 2m above the ground and 3m from the wall. the initial velocity of the ball is 20m/s at an angle of 30deg above the horizontal. if the collision of the ball with the ball is perfectly elastic. how far behind the thrower does the ball hit the ground?

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