westenwright5948 westenwright5948

21-11-2022
Physics

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a 150-lb man carries a 15-lb can of paint up a helical staircase that encircles a silo with radius 15 ft. if the silo is 80 ft high and the man makes exactly two complete revolutions, how much work (in ft-lbs) is done by the man against gravity in climbing to the top?

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