A horizontal force of 150 N is used to push a 40.0-kg
Chapter 5, Problem 5.6(choose chapter or problem)
A horizontal force of 150 N is used to push a 40.0-kg packing crate a distance of 6.00 m on a rough horizontal surface. If the crate moves at constant speed, nd (a) the work done by the 150-N force and (b) the coefcient of kinetic friction between the crate and surface.
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