(1 point) An anchor weighing 80 lb in water is attached to a chain weighing 5 lb/ft in water. Find the work done to haul the anchor and chain to the surface of the water from a depth of 15 ft. Work = (include help (units))
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The anchor weighs 80 lb. The chain weighs 5 lb/ft. The depth is 15 ft. The work done to lift the anchor is the weight of the anchor times the distance it is lifted. $W_{anchor} = 80 \times 15 = 1200$ ft-lb. Show more…
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