Homework Help: Physics

Posted by Shannon on Tuesday, February 8, 2011 at 11:57am.

A 1000kg car accelerates from 3m/s East to 24m/s East at a rate of 3m/s. If the force of friction is 500N West; how much ower must the car exert?

If heat and mechanical losses make the car only 60% efficient, what total power must be exerted to accomplish the acceleration in 1st question.

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