HAC-101 HVAC Vocabulary Quiz

Air Conditioning is the process of controlling the temperature, humidity, cleanliness and (a)   of the air.

(a)   is the amount of heat necessary to change the temperature of 1 pound of pure water 1-degree Fahrenheit (˚F).

What is the ratio determined by dividing the discharge pressure, in PSI (Pa), by the suction pressure in PSI (Pa)? (a)  

Absolute Zero is the temperature at which ____________ ____________ theoretically ceases.

(a)  

What is the amount of heat energy in BTU's required to change the state of one pound of a liquid to one pound of vapor at the same temperature called? (a)   .

A condition of stable equilibrium of a vapor and a liquid is called (a)   .

Sub cooling is cooling of a liquid, at a constant pressure, below the point at which it was (a)   .

Heat added to a vapor after all liquid has been vaporized is called (a)   .

(a)   is a measurement of heat intensity.

Any pressure below atmospheric pressure is called a (a)   .