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10-09-2020
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velocity ratio of a single movable pulley is 2 why

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10-09-2020

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In order to lift the load "L" by "X" meters, the effort "E" needs to travel the distance of 2X meters. (The entire rope needs to be pulled by "E" for a distance of 2X.) Since it is a ratio. it has no units of measurement.

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