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Physics, 03.07.2019 16:30 BaileyElizabethRay
Aperson does 50j of work to lift a crate using a pulley. the plley's work output is 42j. what is the pulleys mechanical efficiency?
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Physics, 21.06.2019 22:30, dawood7068
Which expression allows you to determine the mechanical advantage of an inclined plane? a. height of plane / input force b. length of plane / input force c. length of plane / height of plane d. height of plane / length of plane
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Aperson does 50j of work to lift a crate using a pulley. the plley's work output is 42j. what is the...
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