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Mr Davis 97
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Homework Statement
Consider a 40-foot chain that weighs 4 pounds per foot hanging from a winch 40 feet above ground level. Find the work done by the winch in winding up the entire chain with a 600-pound load attached to it.
Homework Equations
The Attempt at a Solution
##\displaystyle \int_{0}^{40} 600 + 4(40-y) ~dy = 27200 ## ft-lbs
Is this the correct answer?