tonysibanda81 tonysibanda81

25-01-2017
Mathematics

contestada

A 50-ft chain with mass density 5 lb/ft is initially coiled on the ground. How much work is performed in lifting the chain so that it is fully extended (and one end touches the ground)?

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phsfreshman phsfreshman

25-01-2017

density is mass/ volume so the answer is 10

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