Under normal operations, some outside air will always be included to:
A) Maintain the correct humidity levels.
B) Prevent excessive levels of CO2 from building up.
C) Increase the speed of air circulation.
D) Control the temperature more accurately.
B
You might also like to view...
What type of pressure storage tank is used to store material with a vapor pressure slightly greater than atmospheric pressure?
A. Spheres B. Spheroids C. Bullets D. Hemispheroids
Discuss the drawbacks of allowing a bird to ride around on the owner's shoulder
What will be an ideal response?
Water vapor in the air condenses on the evaporator coil:
A) Whenever the evaporator is below dewpoint temperature of the air. B) All the time, even when the system is not operating. C) Whenever there is moisture in the refrigerant. D) Whenever the system is operating.
A manometer is attached to a vacuum pump, which results in unequal pressure between each of the two arms. How is the vacuum measured?
A) A gauge attaches to the bottom of the manometer. B) The movement of fluid in each side is compared. C) The side that is open to the atmosphere is gauged. D) The side that is attached to the vacuum is gauged.