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6 Nov 2019
A cable that weighs 2.9 pounds per foot is used to lift 720 pounds of coal up a mineshaft that is 607 feet deep. Find how much work was done. Your answer must include the correct units. (You may enter Ibf or lb*ft for ft-Ib.) Work = Show transcribed image text
A cable that weighs 2.9 pounds per foot is used to lift 720 pounds of coal up a mineshaft that is 607 feet deep. Find how much work was done. Your answer must include the correct units. (You may enter Ibf or lb*ft for ft-Ib.) Work =
Show transcribed image text Jean KeelingLv2
11 Apr 2019