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October 22, 2014

Homework Help: physics

Posted by Elisabeth on Thursday, September 15, 2011 at 2:30pm.

A block of mass M=1.0 kg is dragged over a horizontal surface by a force F=20.0N. The block is displaced a distance d=10.0 m, the friction force Ff is 5.0 N. What is the work done by the weight Fg?

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