Mathematics, 18.02.2020 05:30 Vamoppppp
A 50m long chain hangs vertically from a cunlinder attached to a winch. Assume there is no friction in the system and that the chain has a density of 10kg/m. how much work is required to wind the chain into the cylinder if a 50kg block is attached to the end of the chain?
Answers: 3
![w_1=10\times 9.8[50y-\frac{y^2}{2}]^{50}_{0}](/tpl/images/0513/9787/cf566.png)
![w_2=\int_{0}^{50}50\times 9.8 dy=490[y]^{50}_{0}=490\times 50=24500 J](/tpl/images/0513/9787/338ca.png)
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A 50m long chain hangs vertically from a cunlinder attached to a winch. Assume there is no friction...
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