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December 18, 2014

Homework Help: physics

Posted by Warren on Sunday, November 21, 2010 at 3:46pm.

A crate of mass 20 kg is pushed up a frictionless ramp by a person as shown in the figure below. Calculate the work done by the person in pushing the crate a distance of 15 m as measured along the ramp. Assume the crate moves at a constant velocity.

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