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QUESTION
A man pushes a chair of mass 8 kg with a constant speed of 8 m/s straight up a horizontal surface inclined above the horizontal surface.
A man pushes a chair of mass 8 kg with a constant speed of 8 m/s straight up a horizontal surface inclined above the horizontal surface. What is the net force acting on the chair if the coefficient of friction between the chair and the surface is 0.50?
