A 180-lb man carries a 5-lb can of paint up a helical staircase that encircles a silo with radius 30 ft. If the silo is 40 ft high and the man makes exactly two complete revolutions, how much work is done by the man against gravity in climbing to the top? ft-lbs Need Help? Read It Watch It

A 180-lb man carries a 5-lb can of paint up a helical staircase that encircles a silo with radius 30 ft. If the silo is 40 ft high and the man makes exactly two complete revolutions, how much work is done by the man against gravity in climbing to the top? ft-lbs Need Help? Read It Watch It

Elementary Geometry for College Students

6th Edition

ISBN:9781285195698

Author:Daniel C. Alexander, Geralyn M. Koeberlein

Publisher:Daniel C. Alexander, Geralyn M. Koeberlein

Chapter8: Areas Of Polygons And Circles

Section8.4: Cicumference And Area Of A Cicle

Problem 45E: The diameter of a carousel merry-go-round is 30ft. At full speed, it makes a complete revolution in...

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A 180-lb man carries a 5-lb can of paint up a helical staircase that encircles a silo with radius 30 ft. If the
silo is 40 ft high and the man makes exactly two complete revolutions, how much work is done by the
man against gravity in climbing to the top?
ft-Ibs
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