How much work is needed to lift a 100 pound weight from 10 feet above ground to the top of a 50 foot high building, if the cable weighs 3 pounds per foot?
Added by George K.
Step 1
Given: Weight of the box (W) = 100 pounds Distance lifted (d) = 40 feet (50 feet - 10 feet) Work (W) = Force x Distance W = 100 pounds x 40 feet W = 4000 pound-feet Show more…
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