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OpenStudy (anonymous):
You use a pulley system to lift a boat out of the water. You apply a force of 130 N and the pulley pulls on the boat with a force of 650 N. What is the mechanical advantage of the pulley? A. 0.2 B. 1.2 C. 5 D. 3
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OpenStudy (masumanwar):
Ans c5
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