February 25, 2017

Homework Help: Physics

Posted by Jay on Sunday, October 3, 2010 at 4:22pm.

A cart has a constant acceleration of a = 2m/s2. At a certain instant its speed is 5 m/s. What is its speed 2 s later and 2 s earlier?. What is its average speed during the time interval of 4s.?

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