Physics, 15.04.2020 00:50 kemzzoo7206
A cable with mass 0.5 kilograms per meter (kg/m) is used to lift 150 kg of coal up a mine shaft 50 meters deep. Set up the integral that will calculate the work needed to lift the load one quarter of the way up the shaft. (Set up the integral only, no need to compute its value.)
Answers: 2
![W=-\int_{0}^{50}[150-0.5y]dy](/tpl/images/0600/3695/53405.png)
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A cable with mass 0.5 kilograms per meter (kg/m) is used to lift 150 kg of coal up a mine shaft 50 m...
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