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March 30, 2015

Homework Help: Physics

Posted by Anonymous on Sunday, November 3, 2013 at 3:34pm.

If motor M exerts a force of F=(10t^2+100)N on the cable, where t is in seconds, determine the velocity of the 25kg crate when t=4s. The coefficients of static and kinetic friction between the crate and the place are μs=0.3 and μk = 0.25, respectively. The crate is intially at rest.

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