Question

A cylindrical swimming pool has a diameter of 34ft, the sides are 9ft high, and the depth of the water is 6 ft. Note, water weighs 62.5lb/ft³.

(a) How much work is required to pump all of the water over the side?

Work =

ft-lb.

(b) How much work is required to pump all of the water out of an outlet 5 ft above the top?

Work =

ft-lb.

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