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April 21, 2014

Homework Help: physics

Posted by marr on Sunday, October 9, 2011 at 12:41pm.

an electric motor is used to pull a 125 kg box across a floor using a long cable. the tension in the cable is 350 N amd the box accelerates at 1.2 m/s^2 [forward] for 5 seconds. the cable breaks and the box slows down and stops. calculate the coefficient of kinetic friction?

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