Why are the dampers on registers normally not used for balancing the system airflow?
What will be an ideal response?
If supply registers are used as balancing dampers they will produce excessive noise in the space.
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A measurement of the actual weight of water in a given volume of air is ________.
A) Relative humidity B) Absolute pressure C) Absolute humidity D) Dew point
The basic heating appliance used in the heating and cooling industry usually heats air or water or produces steam.
Answer the following statement true (T) or false (F)
The overrunning clutch accomplishes which of the following?
A) Protects the starter motor from spinning too rapidly B) Lets the starter motor rotate in either direction C) Separates the starter motor from the starter solenoid D) Brings the starter motor into contact with the ignition circuit
As the outdoor temperature decreases, the maximum relative humidity that is safe to maintain indoors:
A) Stays the same, 50 percent. B) Stays the same, 60 percent. C) Decreases. D) Increases.