Sunday
September 21, 2014

Homework Help: physics

Posted by jawn on Sunday, September 20, 2009 at 3:41pm.

A train is traveling up a 5.2 incline at a speed of 3.09 m/s when the last car breaks free and begins to coast without friction.
(a) How long does it take for the last car to come to rest momentarily?
(b) How far did the last car travel before momentarily coming to rest?

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