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HVAC for Home


Quiz Questions

1.Improper design and installation of a HVAC system can dramatically __________ the quality of air in a home.
Improve
Degrade
Doesn’t affect
None of the above
2. Periodically in winter, the heat pump must switch to a "________ cycle," which melts any ice that has formed on the outdoor coil.
Re-frost
Frost
Defrost
Low frost
3. What is HSPF stand for?
Heating Season Performance Factor
Hot Season Performance Factor
Heating Source Performance Factor
None of the above
4. The efficiency of a gas furnace is measured by the Annual Fuel Utilization Efficiency (AFUE).
True
False
5. The cooling efficiency of a heat pump or an air conditioner is rated by the ___________ ?
HVAC
HSPF
AFUE
SEER
6. The SHF (Sensible Heating Fraction) is the fraction of the partial input that cools down the air temperature.
True
False
7.The amount of ventilation required depends on
Number of occupants
Lifestyle of occupants
Design of the home
All of the above
8. A well-designed conventional A/C system without outdoor ventilation air should not need supplemental dehumidification.
True
False
9. Which of the following is not a Ventilation plan?
UPGRADED SPOT EXHAUST VENTILATION
SMALL ROOM AIR RECOVERY SYSTEM
WHOLE HOUSE VENTILATION SYSTEM
HEAT RECOVERY VENTILATION (HRV) SYSTEM
10.

__________ is a cancer-causing, radioactive gas that is found in soils throughout the United States.

Rayon
Radon
Ramon
Razon