Homework Help: Physics

Posted by Zack on Thursday, December 2, 2010 at 8:01am.

A box slides down a 38.5° ramp with an acceleration of 1.47 m/s2. Determine the coefficient of kinetic friction between the box and the ramp.

Physics - bobpursley, Thursday, December 2, 2010 at 9:01am
Net force=mass*a
weight down ramp-friction=ma
mgCosTheta-mu*mgSinTheta=ma
solve for mu.
Physics - regina, Sunday, December 5, 2010 at 10:25am
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