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April 18, 2014

Homework Help: Physics

Posted by Hanu on Saturday, September 29, 2012 at 7:24pm.

a) Why are there no units attached to values of μ?

b)A force of 120 N is needed to push a box along a level road at a steady speed. If the force of gravity on the box is 250 N, what is the coefficient of kinetic friction between the box and the road?

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