November 26, 2015

Homework Help: physics

Posted by Sam on Wednesday, September 28, 2011 at 8:39pm.

A 1,440-N crate is being pushed across a level floor at a constant speed by a force of 210 N at an angle of 20.0 below the horizontal, as shown in the figure (a) below

(a) What is the coefficient of kinetic friction between the crate and the floor

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