Heating Ventilation & Air Conditioning Technicians Mock Test
Passmark 16/20
Your email
*
Type a question
What is the main purpose of ventilation in a building?
To control lighting
To remove stale air and supply fresh air
To increase humidity
What fuel is most commonly used in UK domestic gas boilers?
Oil
Natural gas
Coal
What does HVAC stand for?
Heating, Ventilation and Air Conditioning
Heat, Volume and Air Control
Heating and Vent Air Cooling
Which component pumps refrigerant around the system?
Evaporator
Compressor
Expansion valve
What device controls room temperature automatically?
Humidifier
Thermostat
Anemometer
Which unit is used to measure electrical voltage?
Watt
Ampere
Volt
What happens to refrigerant pressure in the condenser?
It increases
It decreases
It disappears
Which regulation mainly covers gas safety in the UK?
COSHH
Gas Safety (Installation and Use) Regulations
PUWER
What tool is used to measure air velocity?
Manometer
Multimeter
Anemometer
What is the purpose of an expansion valve?
Control refrigerant flow
Compress refrigerant
Remove heat
Which system removes heat from indoor air and releases it outside?
Heating system
Air conditioning system
Ventilation system
Which device protects against electric shock?
Fuse
Isolator
RCD
What is the function of an evaporator coil?
Absorb heat
Reject heat
Compress refrigerant
What type of maintenance helps prevent breakdowns?
Reactive maintenance
Preventive maintenance
Emergency maintenance
Which refrigerant is commonly used in modern split AC systems?
R410A
R22
R11
What is the main purpose of duct insulation?Is a licence required to remove Asbestos?
Improve appearance
Prevent heat loss or gain
Increase pressure
What does a dirty air filter cause?
Reduced airflow
Lower running costs
Improved efficiency
Which registration is required for gas work in the UK?
CSCS
Gas Safe
IPA
What happens if a system is overcharged with refrigerant?
Performance improves
Performance reduces
No effect
What is the main role of a condenser fan?
Move indoor air
Remove heat from the condenser
Increase humidity
Please verify that you are human
*
To join our mailing list & agree to our privacy policy opt-in below: https://healthandsafetytraining1st.co.uk/privacy-policy/
*
I agree
CalculationCorrection
Submit
Score
Should be Empty: