Homework Help: physics

Posted by ana on Wednesday, February 1, 2012 at 7:08pm.

A ball rolls off a platform that is 5 meters above the ground. The ball's horizontal velocity as it leaves the platform is 4.8 m/s.
(a) How much time does it take for the ball to hit the ground? (Use g = 10 m/s2.)
. s

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