A U-tube manometer indicates a pressure drop of 10 in. water across an air filter. The air is at 26°C and a gauge pressure of 60 lb/in?. (a) What is the pressure drop in Ib/in? and in atm? (b) What percentage error is introduced if the density of the air in the manometer leads is neglected?

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
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A U-tube manometer indicates a pressure drop of 10 in. water across an air filter. The air is at 26°C and
a gauge pressure of 60 lb/in?. (a) What is the pressure drop in Ib/in? and in atm? (b) What percentage
error is introduced if the density of the air in the manometer leads is neglected?
Transcribed Image Text:A U-tube manometer indicates a pressure drop of 10 in. water across an air filter. The air is at 26°C and a gauge pressure of 60 lb/in?. (a) What is the pressure drop in Ib/in? and in atm? (b) What percentage error is introduced if the density of the air in the manometer leads is neglected?
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