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03-08-2008, 10:19 PM
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| College Physics?
A rope of length 12m and total mass 6kg lies on a table with 1/3 of its length hanging freely over the edge. How much work must you do to pull the hanging portion onto the tabletop? A)60 J B)80 J C)90 J D)140 J E)40 J Please explain.      |
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