To maintain the room temperature above the survival temperature of COVID-19 virus, 1000 cu.ft./min of air (A) at 95oF dry bulb, 74oF wet bulb is mixed with 2000 cu.ft./min of air (B) at 65oF dry bulb, 54oF wet bulb. Determine the dry bulb temperature of the mixed stream. The following data apply: air A has 36% humidity, 0.013 lbs water-vapor per lbs of dry air, and a humid volume of 14. 3 cu.ft./lb dry air; air B has 40% humidity, 0.006 lbs water vapor per lbs dry air, and a humid volume of 13.3 cu.ft./lb dry air. a. 61oF b. None of these c. 74.7oF d. 81.9oF e. 53.81oF
To maintain the room temperature above the survival temperature of COVID-19 virus, 1000 cu.ft./min of air (A) at 95oF dry bulb, 74oF wet bulb is mixed with 2000 cu.ft./min of air (B) at 65oF dry bulb, 54oF wet bulb. Determine the dry bulb temperature of the mixed stream. The following data apply: air A has 36% humidity, 0.013 lbs water-vapor per lbs of dry air, and a humid volume of 14. 3 cu.ft./lb dry air; air B has 40% humidity, 0.006 lbs water vapor per lbs dry air, and a humid volume of 13.3 cu.ft./lb dry air. a. 61oF b. None of these c. 74.7oF d. 81.9oF e. 53.81oF
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
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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To maintain the room temperature above the survival temperature of COVID-19 virus, 1000 cu.ft./min of air (A) at 95oF dry bulb, 74oF wet bulb is mixed with 2000 cu.ft./min of air (B) at 65oF dry bulb, 54oF wet bulb. Determine the dry bulb temperature of the mixed stream. The following data apply: air A has 36% humidity, 0.013 lbs water-vapor per lbs of dry air, and a humid volume of 14. 3 cu.ft./lb dry air; air B has 40% humidity, 0.006 lbs water vapor per lbs dry air, and a humid volume of 13.3 cu.ft./lb dry air.
a. 61oF
b. None of these
c. 74.7oF
d. 81.9oF
e. 53.81oF
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