IICRC
Building Moisture Inspection
KNOWLEDGE TEST GUIDE
© Herzing 2024/2025
,1. What is the primary purpose of a thermo-hygrometer in
psychrometric measurements?
A) To measure air velocity
B) To determine relative humidity and temperature
C) To detect the presence of particulates in the air
D) To measure the air pressure
Correct Answer: B
2. Which principle of thermodynamics is primarily concerned with
the conservation of energy?
A) Zeroth Law
B) First Law
C) Second Law
D) Third Law
Correct Answer: B
3. In psychrometry, what does the term 'enthalpy' refer to?
A) The total heat content of the air
B) The pressure exerted by the air
© Herzing 2024/2025
, C) The temperature of the air
D) The moisture content of the air
Correct Answer: A
4. What is the significance of the 'dew point' in psychrometric
analysis?
A) It indicates the temperature at which condensation begins
B) It is the temperature at which evaporation starts
C) It represents the highest temperature achievable by the air
D) It is the temperature at which air becomes fully saturated with
moisture
Correct Answer: A
5. When using a thermal imaging camera, what does a 'cold spot'
typically indicate?
A) An area of moisture intrusion
B) A region of high thermal resistance
C) A space with excessive air leakage
D) An area with electrical faults
Correct Answer: A
© Herzing 2024/2025
Building Moisture Inspection
KNOWLEDGE TEST GUIDE
© Herzing 2024/2025
,1. What is the primary purpose of a thermo-hygrometer in
psychrometric measurements?
A) To measure air velocity
B) To determine relative humidity and temperature
C) To detect the presence of particulates in the air
D) To measure the air pressure
Correct Answer: B
2. Which principle of thermodynamics is primarily concerned with
the conservation of energy?
A) Zeroth Law
B) First Law
C) Second Law
D) Third Law
Correct Answer: B
3. In psychrometry, what does the term 'enthalpy' refer to?
A) The total heat content of the air
B) The pressure exerted by the air
© Herzing 2024/2025
, C) The temperature of the air
D) The moisture content of the air
Correct Answer: A
4. What is the significance of the 'dew point' in psychrometric
analysis?
A) It indicates the temperature at which condensation begins
B) It is the temperature at which evaporation starts
C) It represents the highest temperature achievable by the air
D) It is the temperature at which air becomes fully saturated with
moisture
Correct Answer: A
5. When using a thermal imaging camera, what does a 'cold spot'
typically indicate?
A) An area of moisture intrusion
B) A region of high thermal resistance
C) A space with excessive air leakage
D) An area with electrical faults
Correct Answer: A
© Herzing 2024/2025