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April 25, 2014

Homework Help: Physics

Posted by Work needed! on Saturday, March 26, 2011 at 4:21pm.

A motorist driving a 1200-kg car on level ground accelerates from 20.0 m/s to 30.0 m/s in a time of 5.0s. Neglecting friction and air resistance, determine the average mechanical power in watts the engine must supply during this time interval.

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