(1 point) Book Problem 9 A heavy rope, 30 ft long, weighs 0.7 lb/ft and hangs...

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(1 point) Book Problem 9 A heavy rope, 30 ft long, weighs 0.7 lb/ft and hangs over the edge of a building 130 ft high. a) How much work is done in pulling the rope to the top of the building? Work = ft-lb. a) How much work is done in pulling half the rope to the top of the building? Work = ft-lb. (1 point) Book Problem 9 A heavy rope, 30 ft long, weighs 0.7 lb/ft and hangs over the edge of a building 130 ft high. a) How much work is done in pulling the rope to the top of the building? Work = ft-lb. a) How much work is done in pulling half the rope to the top of the building? Work = ft-lb.