Solved: A 200-lb weight is attached to a 20-foot rope and dangling, Mathematics

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A 200-lb weight is attached to a 20-foot rope and dangling

Question: 1. A 200-lb weight is attached to a 20-foot rope and dangling from the roof of a building. The rope weighs 2 lb/ft. Find the work done in lifting the weight to the roof.

2. A rectangular water tank has length 20 ft, width 10 ft, and depth 15 ft. If the tank is full, how much work does it take to pump all the water out?

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Mathematics: A 200-lb weight is attached to a 20-foot rope and dangling

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Mathematics: A 200-lb weight is attached to a 20-foot rope and dangling

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