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October 24, 2014

Homework Help: ap physics

Posted by Anonymous on Tuesday, October 19, 2010 at 3:50pm.

A 1.20*10^2 kg crate is being pushed across a horizontal floor by a force P that makes an angle of 30.0 below the horizontal. The coefficient of kinetic friction is 0.350. What should be the magnitude of P, so that the net work done by it and the kinetic frictional force is zero?

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