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April 16, 2014

Homework Help: Physics helppp

Posted by John on Thursday, February 16, 2012 at 4:24pm.

A crate of potatoes of mass 9.0 kg is on a ramp with angle of incline 30 to the horizontal. The coefficients of friction are μs = 0.69 and μk = 0.41. Find the frictional force (magnitude and direction) on the crate if the crate is at rest.
magnitude N?

thanks

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