A rectangular tank that is 7 ft long, 3 ft wide, and 6 ft deep is filled with a heavy liquid that weighs 100 pounds per cubic foot. In each part below, assume that the tank is initially full. a) How much work is done pumping all of the liquid out over the top of the tank? ft·lb b) How much work is done pumping all of the liquid out of a spout 5 ft above the top of the tank? ft·lb c) How much work is done pumping of the liquid out over the top of the tank? ft·lb d) How much work is done pumping of the liquid out of a spout 5 ft above the top of the tank? ft. lb

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ISBN:9780470458365
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A rectangular tank that is 7 ft long, 3 ft wide, and 6 ft deep is filled with a heavy
liquid that weighs 100 pounds per cubic foot. In each part below, assume that
the tank is initially full.
a) How much work is done pumping all of the liquid out over the top of the tank?
ft·lb
b) How much work is done pumping all of the liquid out of a spout 5 ft above the
top of the tank?
ft·lb
c) How much work is done pumping of the liquid out over the top of the tank?
ft·lb
d) How much work is done pumping of the liquid out of a spout 5 ft above the
top of the tank?
ft. lb
Transcribed Image Text:A rectangular tank that is 7 ft long, 3 ft wide, and 6 ft deep is filled with a heavy liquid that weighs 100 pounds per cubic foot. In each part below, assume that the tank is initially full. a) How much work is done pumping all of the liquid out over the top of the tank? ft·lb b) How much work is done pumping all of the liquid out of a spout 5 ft above the top of the tank? ft·lb c) How much work is done pumping of the liquid out over the top of the tank? ft·lb d) How much work is done pumping of the liquid out of a spout 5 ft above the top of the tank? ft. lb
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