Homework Help: Physics

Posted by Brandon on Tuesday, October 14, 2008 at 7:38pm.

A 54 kg box is being pushed a distance of 7.0 m across the floor by a force P whose magnitude is 153 N. The force P is parallel to the displacement of the box. The coefficient of kinetic friction is 0.25. Determine the work done on the box by FRICTIONAL FORCE.

Physics - bobpursley, Tuesday, October 14, 2008 at 8:15pm
Work = fricionforce*distance
= mu(mg)*distance.
Physics - Brandon, Tuesday, October 14, 2008 at 8:20pm
thank you bob.

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