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July 28, 2014

Homework Help: physics

Posted by asheligh on Monday, January 16, 2012 at 5:44pm.

A ball with mass m rolls over the edge of a table h meters above the ground. It lands a distance x meters from a point directly below the edge of the table. Show that the speed of the ball at the edge of the table was v=x/sq rt 2h/g and that the kinetic energy of the ball immediately before it hits the ground is k=mg(x^2 + 4h^2)/4h

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