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Georgia Conditioned Air Contractor
Class I Examination Practice Exam
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A
Instant Download Pdf
1. What is the primary purpose of a refrigeration system in an air conditioning
unit?
A. To increase indoor humidity
B. To remove heat from indoor air
C. To increase air pressure
D. To add oxygen to a building
Answer: To remove heat from indoor air
Rationale: Refrigeration systems transfer heat from inside a building to the
outdoors, providing cooling comfort.
2. Which component of a refrigeration system changes low-pressure vapor
refrigerant into high-pressure vapor?
A. Expansion valve
B. Evaporator
C. Compressor
D. Condenser
,Answer: Compressor
Rationale: The compressor raises refrigerant pressure and temperature by
compressing the vapor.
3. In Georgia, a conditioned air contractor is primarily responsible for installing
and servicing:
A. Plumbing systems
B. HVAC systems
C. Electrical transmission lines
D. Structural framing
Answer: HVAC systems
Rationale: Conditioned air contractors work with heating, ventilation, and air
conditioning equipment and systems.
4. What is the function of the condenser coil?
A. Absorb indoor heat
B. Release heat to the outdoor environment
C. Increase refrigerant moisture
D. Filter air particles
Answer: Release heat to the outdoor environment
Rationale: The condenser removes heat from the refrigerant and releases it
outside.
5. Which refrigerant component controls the flow of refrigerant into the
evaporator?
A. Compressor
B. Condenser
C. Metering device
D. Blower motor
Answer: Metering device
, Rationale: Expansion valves and other metering devices regulate refrigerant
flow into the evaporator.
6. What does HVAC stand for?
A. Heating, Ventilation, and Air Conditioning
B. High Voltage Air Control
C. Heating Vacuum Air Circulation
D. Humidity Ventilation Access Control
Answer: Heating, Ventilation, and Air Conditioning
Rationale: HVAC refers to systems that control temperature, air movement, and
indoor comfort.
7. What is the purpose of a thermostat?
A. Compress refrigerant
B. Control system operation based on temperature
C. Remove dust from air
D. Increase refrigerant pressure
Answer: Control system operation based on temperature
Rationale: Thermostats sense temperature and signal HVAC equipment to
operate.
8. Which instrument measures refrigerant pressure?
A. Thermometer
B. Manometer
C. Refrigerant gauge set
D. Hygrometer
Answer: Refrigerant gauge set
Rationale: HVAC technicians use gauge manifolds to measure refrigerant
pressures.
9. What does SEER measure?
Georgia Conditioned Air Contractor
Class I Examination Practice Exam
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A
Instant Download Pdf
1. What is the primary purpose of a refrigeration system in an air conditioning
unit?
A. To increase indoor humidity
B. To remove heat from indoor air
C. To increase air pressure
D. To add oxygen to a building
Answer: To remove heat from indoor air
Rationale: Refrigeration systems transfer heat from inside a building to the
outdoors, providing cooling comfort.
2. Which component of a refrigeration system changes low-pressure vapor
refrigerant into high-pressure vapor?
A. Expansion valve
B. Evaporator
C. Compressor
D. Condenser
,Answer: Compressor
Rationale: The compressor raises refrigerant pressure and temperature by
compressing the vapor.
3. In Georgia, a conditioned air contractor is primarily responsible for installing
and servicing:
A. Plumbing systems
B. HVAC systems
C. Electrical transmission lines
D. Structural framing
Answer: HVAC systems
Rationale: Conditioned air contractors work with heating, ventilation, and air
conditioning equipment and systems.
4. What is the function of the condenser coil?
A. Absorb indoor heat
B. Release heat to the outdoor environment
C. Increase refrigerant moisture
D. Filter air particles
Answer: Release heat to the outdoor environment
Rationale: The condenser removes heat from the refrigerant and releases it
outside.
5. Which refrigerant component controls the flow of refrigerant into the
evaporator?
A. Compressor
B. Condenser
C. Metering device
D. Blower motor
Answer: Metering device
, Rationale: Expansion valves and other metering devices regulate refrigerant
flow into the evaporator.
6. What does HVAC stand for?
A. Heating, Ventilation, and Air Conditioning
B. High Voltage Air Control
C. Heating Vacuum Air Circulation
D. Humidity Ventilation Access Control
Answer: Heating, Ventilation, and Air Conditioning
Rationale: HVAC refers to systems that control temperature, air movement, and
indoor comfort.
7. What is the purpose of a thermostat?
A. Compress refrigerant
B. Control system operation based on temperature
C. Remove dust from air
D. Increase refrigerant pressure
Answer: Control system operation based on temperature
Rationale: Thermostats sense temperature and signal HVAC equipment to
operate.
8. Which instrument measures refrigerant pressure?
A. Thermometer
B. Manometer
C. Refrigerant gauge set
D. Hygrometer
Answer: Refrigerant gauge set
Rationale: HVAC technicians use gauge manifolds to measure refrigerant
pressures.
9. What does SEER measure?
