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02-09-2017
Physics

contestada

When you pull on the pulley with a force of 120 n, the pulley applies a force of 800 n to the boxes. what is the mechanical advantage of the pulley?

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Frankiometry1998 Frankiometry1998

02-09-2017

M. A, ratio of load to effort =load /effort
800/120=6.67

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