Chapter 10

Question 1

Air that is at a higher temperature
A. Causes floors to become squeaky
B. Will have greater static electricity than colder air
C. Can absorb more moisture than cooler air
D. Is always considered to be high pressure

Answer 1

C

Question 2

The ideal relative humidity during cold weather.
A. is above 40%.
B. is just below the point where condensation will develop on windows.
C. makes the internal temperature seem colder than it really is.
D. is the same for all buildings within a local area.

Answer 2

B

Question 3

A humidifier that makes use of the pressure difference between the supply and return plenum is the
A. Bypass type
B. Power type
C. Pan type
D. Atomizing type

Answer 3

A

Question 4

An air washer is installed on the suction side of the fan to
a. allow the air to be heated as well, dehumidified
b. allow the air to be cooled as well as humidified
c. keep the pressure below atmosphere to prevent water leakage through the joints
d. allow the water to be recirculated

Answer 4

C