A 332 kg piano slides 354 m down a 312deg incline and is, Ask an Expert

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A 332 kg piano slides 3.54 m down a 31.2° incline and is kept from accelerating by a man who is pushing back on it parallel to the incline.

(a) The effective coefficient of kinetic friction is 0.450. Calculate the force exerted by the man.

(b) Calculate the work done by the man on the piano.

(d) Calculate the work done by the force of gravity.

(e) Calculate the net work done on the piano.

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Category:- Physics
Reference No.:- M9871398

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