(Answered) You are pushing a 35 kg box across a level floor with a

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You are pushing a 35 kg box across a level floor with a constant speed of 4.2 m/s. When you stop pushing the box it continues sliding for a distance of 1.5 m before it comes to a stop. What is the work done by the kinetic friction force after you stop pushing the box (μk = 0.60)?

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