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