Determine how much work did the carpenter do

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Reference no: EM13535226

A carpenter carries his 8kg toolbox at constant speed up 2 flights of stairs, each 3m high, in one minute.

a) How much work did the carpenter do in carrying the toolbox up 2 flights?

b) By how much did the potential energy of the toolbox change?

c) What was the carpenter's power output in watts when he carried the toolbox up the 2 flights?

d) If in leaning over the railing, the carpenter's glasses fall off, what will be the velocity of the glasses just before they hit the landing one flight down?

Reference no: EM13535226

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