Kinetic friction

| January 29, 2015

A student, crazed by final exams, uses a force P of magnitude 80 N and angle θ = 70° to push a 5.0 kg block across the ceiling of his room (Fig. 6-59). If the coefficient of kinetic friction between the block and the ceiling is 0.40, what is the magnitude of the block”s acceleration?

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kinetic friction
Static force

Category: Coursework

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