Homework Help: physics

Posted by SOPHIA on Thursday, March 7, 2013 at 5:13am.

. A block weighing 50 lbs is pulled horizontally w/ constant speed, if the coefficient friction between the surfaces in contact is 0.25, how much heat is generated by friction if the body moves a distance of 40 ft

physics - Elena, Thursday, March 7, 2013 at 9:10am
Q=W=F(fr)s=μNs=μ•mg•s =…

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