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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