7. The relative humidity on a 90°F day is 30 per cent. a. How many pounds of water vapor are in a room 20 ft by 30 ft by 10 ft high? b. What is the weight of the air-water-vapor mixture in the room above? c. Air is discharged from an evaporative cooler at 76°F. What is its relative humidity? d. Will eggs removed from a 45°F storage room "sweat"? Why? e. If the air is humidified isothermally, what is H at saturation?
7. The relative humidity on a 90°F day is 30 per cent. a. How many pounds of water vapor are in a room 20 ft by 30 ft by 10 ft high? b. What is the weight of the air-water-vapor mixture in the room above? c. Air is discharged from an evaporative cooler at 76°F. What is its relative humidity? d. Will eggs removed from a 45°F storage room "sweat"? Why? e. If the air is humidified isothermally, what is H at saturation?
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Transcribed Image Text:7. The relative humidity on a 90°F day is 30 per cent.
a. How many pounds of water vapor are in a room 20 ft by 30 ft by
10 ft high?
b. What is the weight of the air-water-vapor mixture in the room above?
c. Air is discharged from an evaporative cooler at 76°F. What is its
relative humidity?
d. Will eggs removed from a 45°F storage room "sweat"? Why?
e. If the air is humidified isothermally, what is H at saturation?
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Answer c, d, and e
Transcribed Image Text:7. The relative humidity on a 90°F day is 30 per cent.
a. How many pounds of water vapor are in a room 20 ft by 30 ft by
10 ft high?
b. What is the weight of the air-water-vapor mixture in the room above?
c. Air is discharged from an evaporative cooler at 76°F. What is its
relative humidity?
d. Will eggs removed from a 45°F storage room "sweat"? Why?
e. If the air is humidified isothermally, what is H at saturation?
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