Physics, 14.08.2021 19:10 rleiphart1

A 330 kg piano slides down a 37 degree frictionless incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. Calculate (a) the force exerted by the man. (b) the work done by the man on the piano. (c) the work done by the force of gravity. And (d) the net work done on the piano. (Please show your work)

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A 330 kg piano slides down a 37 degree frictionless incline and is kept from accelerating by a man w...