A 121-kg crate is being pushed across a horizontal floor by a force P that makes an angle of 25.5 °below the horizontal. The coefficient of kinetic friction is 0.219. What should be the magnitude of P, so that the net work done by it and the kinetic frictional force is zero?
A 121-kg crate is being pushed across a horizontal floor by a force P that makes an angle of 25.5 °below the horizontal. The coefficient of kinetic friction is 0.219. 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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Transcribed Image Text:A 121-kg crate is being pushed across a
horizontal floor by a force P that makes an
angle of 25.5 ° below the horizontal. The
coefficient of kinetic friction is 0.219. 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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