Mathematics, 18.02.2020 01:11 monk68

A 12-ft chain weighs 24 lb and hangs from a 10-ft high ceiling. Find the work needed to lift the lower end of the chain to the ceiling so that it is level with the upper end

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A 12-ft chain weighs 24 lb and hangs from a 10-ft high ceiling. Find the work needed to lift the low...

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