A heavy rope, 50 ft long, weighs 0.5lb/ft and hangs over the edge of a building 120

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A heavy rope, 50 ft long, weighs 0.5lb/ft and hangs over the edge of a building 120 ft high.
(a) How much work is done in pulling the rope to the top of the building?
(b) How much work is done in pulling half the rope to the top of the building?

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Physics

ISBN: 978-0077339685

2nd edition

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

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Question Posted: Jul 05, 2010 01:36 AM

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A heavy rope, 50 ft long, weighs 0.5lb/ft and hangs over the edge of a building 120

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a The portion of the rope from a ft to x Ax ft below the top of the ...View the full answer

Physics

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