HVAC 101 Quiz

What does HVAC stand for?

• Humidity, Ventilation, and Air Conditioning

• Heat, Ventilation, and Air Control

• Heating, Vacuum, and Air Circulation

• Heating, Ventilation, and Air Conditioning

Who invented the first dehumidifier?

• Willis Carrier

• Dave Lennox

• Ernest Bryant

• Ezra Smith

What is a BTU?

• A measure of humidity

• A measure of heat energy

• A measure of electrical energy

• A measure of air pressure

What is the primary function of the compressor in an A/C system?

• To cool the refrigerant

• To compress the gas and circulate it

• To filter the air

• To dehumidify the air

What is the purpose of a metering device in an A/C system?

• To measure air quality

• To control the flow of refrigerant

• To filter dust particles

• To regulate humidity

What is the function of the evaporator coil?

• To circulate air

• To absorb heat from the home

• To condense the refrigerant

• To heat the air

What is the role of the condenser fan motor?

• To circulate refrigerant

• To filter the air

• To cool the refrigerant and exhaust heat

• To heat the refrigerant

What is the primary purpose of ductwork in an HVAC system?

• To filter air

• To circulate air throughout the home

• To heat air

• To cool air

What is a heat pump's efficiency compared to electric heat?

• Less efficient

• Equally efficient

• Twice as efficient

• Three times more efficient

What is the recommended range for relative humidity for comfort and IAQ?

• 75-100%

• 50-75%

• 25-50%

• 10-20%