A 340 kg piano slides 2.8 m down a 26° incline and is kept from accelerating by a man
A 340 kg piano slides 2.8 m down a 26° incline and is kept from accelerating by a man who is pushing back on it parallel to the incline (see the figure(Figure 1)). Ignore friction.
Part A Determine the force exerted by the man
Part B Determine the work done on the plano by the man.
Part C Determine the work done on the piano by the force of gravity
Part D Determine the net work done on the piano.
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A 340 kg piano slides 2.8 m down a 26° incline and is kept from accelerating by a man
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