HVAC Study Guide Questions With
Correct Answers
Why is IAQ important?
| | |
a) to provide a comfortable environment for occupants
| | | | | | |
b) to provide enough oxygen for occupants
| | | | | |
c) to provide the right temperature for a productive environment for
| | | | | | | | | | |
occupants
d) to provide sufficient airflow for occupants
| | | | | |
e) to provide a healthy environment for occupants - CORRECT
| | | | | | | | | |
ANSWER✔✔-e) to provide a healthy environment for occupants
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What is not considered a contaminate?
| | | | |
a) Carbon Dioxide
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b) Ozone
|
c) Carbon Monoxide
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d) Oxygen
|
e) Radon - CORRECT ANSWER✔✔-d) Oxygen
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What gas is the best indicator for the quality of air in a building?
| | | | | | | | | | | | |
,a) Oxygen
|
b) Carbon Dioxide
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c) Ozone
|
d) Carbon Monoxide
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e) Radon - CORRECT ANSWER✔✔-b) Carbon Dioxide
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What is not true statement about carcinogens?
| | | | | |
a) carcinogen exposure can cause irreversible health problems
| | | | | | |
b) exposure to carcinogens might be unnoticeable
| | | | | | |
c) the only source of carcinogens comes from environmental tobacco
| | | | | | | | | |
smoke (ETS) | |
d) carcinogens are among the most significant contaminants
| | | | | | | |
e) the risk of cancer increases with level and time of exposure to
| | | | | | | | | | | | |
carcinogens - CORRECT ANSWER✔✔-c) the only source of carcinogens
| | | | | | | | |
comes from environmental tobacco smoke (ETS)
| | | | |
How can concentration of contaminants be calculated?
| | | | | |
a) by adding the source strength to the ventilation rate
| | | | | | | | |
b) by dividing the source strength by the ventilation rate
| | | | | | | | |
c) by subtracting the ventilation rate from the source strength
| | | | | | | | |
d) by multiplying the source strength by 1000 ppm
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, e) by dividing the source strength by the production rate - CORRECT
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ANSWER✔✔-b) by dividing the source strength by the ventilation rate
| | | | | | | | |
What is the recommended outdoor air ventilation rate per person for an
| | | | | | | | | | |
office space according to ASHRAE Standard 62-1989?
| | | | | | |
a) 20 cfm
| |
b) 45 cfm
| |
c) 100 cfm
| |
d) 300 cfm
| |
e) 1000 cfm - CORRECT ANSWER✔✔-a) 20 cfm
| | | | | | |
What is not a primary way to affect air quality control?
| | | | | | | | | |
a) ventilation
|
b) source control
| |
c) humidity control
| |
d) air cleaning
| |
e) use of outdoor air - CORRECT ANSWER✔✔-c) humidity control
| | | | | | | | |
Which method is not part of source control?
| | | | | | |
a) keep chemicals out of conditioned spaces
| | | | | |
b) eliminate mold spores in ducts
| | | | |
c) use of exhaust hoods
| | | |
Correct Answers
Why is IAQ important?
| | |
a) to provide a comfortable environment for occupants
| | | | | | |
b) to provide enough oxygen for occupants
| | | | | |
c) to provide the right temperature for a productive environment for
| | | | | | | | | | |
occupants
d) to provide sufficient airflow for occupants
| | | | | |
e) to provide a healthy environment for occupants - CORRECT
| | | | | | | | | |
ANSWER✔✔-e) to provide a healthy environment for occupants
| | | | | | |
What is not considered a contaminate?
| | | | |
a) Carbon Dioxide
| |
b) Ozone
|
c) Carbon Monoxide
| |
d) Oxygen
|
e) Radon - CORRECT ANSWER✔✔-d) Oxygen
| | | | |
What gas is the best indicator for the quality of air in a building?
| | | | | | | | | | | | |
,a) Oxygen
|
b) Carbon Dioxide
| |
c) Ozone
|
d) Carbon Monoxide
| |
e) Radon - CORRECT ANSWER✔✔-b) Carbon Dioxide
| | | | | |
What is not true statement about carcinogens?
| | | | | |
a) carcinogen exposure can cause irreversible health problems
| | | | | | |
b) exposure to carcinogens might be unnoticeable
| | | | | | |
c) the only source of carcinogens comes from environmental tobacco
| | | | | | | | | |
smoke (ETS) | |
d) carcinogens are among the most significant contaminants
| | | | | | | |
e) the risk of cancer increases with level and time of exposure to
| | | | | | | | | | | | |
carcinogens - CORRECT ANSWER✔✔-c) the only source of carcinogens
| | | | | | | | |
comes from environmental tobacco smoke (ETS)
| | | | |
How can concentration of contaminants be calculated?
| | | | | |
a) by adding the source strength to the ventilation rate
| | | | | | | | |
b) by dividing the source strength by the ventilation rate
| | | | | | | | |
c) by subtracting the ventilation rate from the source strength
| | | | | | | | |
d) by multiplying the source strength by 1000 ppm
| | | | | | | |
, e) by dividing the source strength by the production rate - CORRECT
| | | | | | | | | | | |
ANSWER✔✔-b) by dividing the source strength by the ventilation rate
| | | | | | | | |
What is the recommended outdoor air ventilation rate per person for an
| | | | | | | | | | |
office space according to ASHRAE Standard 62-1989?
| | | | | | |
a) 20 cfm
| |
b) 45 cfm
| |
c) 100 cfm
| |
d) 300 cfm
| |
e) 1000 cfm - CORRECT ANSWER✔✔-a) 20 cfm
| | | | | | |
What is not a primary way to affect air quality control?
| | | | | | | | | |
a) ventilation
|
b) source control
| |
c) humidity control
| |
d) air cleaning
| |
e) use of outdoor air - CORRECT ANSWER✔✔-c) humidity control
| | | | | | | | |
Which method is not part of source control?
| | | | | | |
a) keep chemicals out of conditioned spaces
| | | | | |
b) eliminate mold spores in ducts
| | | | |
c) use of exhaust hoods
| | | |
