The pressure difference between two air tanks A and B is measured by a U-tube manometer, with mercury as the manometer liquid. The barometric pressure is 700 mm Hg. a. What is the absolute pressure in the tank A? b. What is the gauge pressure in the tank A? Solution A air Pa Zo h₁ = 2 cm B air vacuum Pb Hg h2 = 86 cm Z₁

Introduction to Chemical Engineering Thermodynamics
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Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
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The pressure difference between two air tanks A and B is measured by a U - tube manometer with mercury as the manometer liquid. The barometric pressure is 700 mm Hg.

a. What is the absolute pressure in the tank A?

b. What is the gauge pressure in the tank A?

 
The pressure difference between two air tanks A and B is measured by a U-tube
manometer, with mercury as the manometer liquid. The barometric pressure is 700 mm Hg.
a. What is the absolute pressure in the tank A?
b. What is the gauge pressure in the tank A ?
Solution
A
air
Pa
Zo
h₁
= 2 cm
B
air
vacuum
Pb
Hg
h₂ = 86 cm
Z₁
Transcribed Image Text:The pressure difference between two air tanks A and B is measured by a U-tube manometer, with mercury as the manometer liquid. The barometric pressure is 700 mm Hg. a. What is the absolute pressure in the tank A? b. What is the gauge pressure in the tank A ? Solution A air Pa Zo h₁ = 2 cm B air vacuum Pb Hg h₂ = 86 cm Z₁
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