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coteca.co.uk > CITB Revision Testing > Supervisor CITB Test – FREE Practice > HVACR Refrigeration & Air Conditioning > Mock Test-2

HVACR (Refrigeration & Air Conditioning) Mock Test - 2

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CITB test is a test which is used to assess the occupational competency of individuals working in the construction site. It is a multiple–choice question & answer exam. The questions cover topics such as safety, health and environment, construction site procedures and materials. Passing the CITB test is a must requirement for CSCS Card.  Start practicing for your CITB Test today!

Note:- The CITB HS&E Test booking fee is £47, which includes the CITB test fee (£23.50) along with our booking/processing service fee.

1. Why is proper ventilation important in plant rooms?

 
 
 
 

2. Which refrigerant has zero ozone depletion potential?

 
 
 
 

3. What does COP stand for in refrigeration?

 
 
 
 

4. What is the purpose of a filter drier?

 
 
 
 

5. What is the primary function of a condenser in a refrigeration system?

 
 
 
 

6. What happens when condenser coils are dirty?

 
 
 
 

7. What instrument measures refrigerant pressure?

 
 
 
 

8. What is the boiling point change caused by lowering pressure called?

 
 
 
 

9. Which refrigerant is commonly used in domestic refrigerators?

 
 
 
 

10. What is superheating used to verify?

 
 
 
 

11. What device reduces refrigerant pressure before the evaporator?

 
 
 
 

12. Which maintenance task improves HVACR efficiency?

 
 
 
 

13. Which component absorbs heat from the refrigerated space?

 
 
 
 

14. What gas is commonly used in ammonia refrigeration systems?

 
 
 
 

15. What can cause a compressor to overheat?

 
 
 
 

16. What PPE should be worn when handling refrigerants?

 
 
 
 

17. What happens if an evaporator coil is blocked by ice?

 
 
 
 

18. What tool is used to detect refrigerant leaks?

 
 
 
 

19. What should be checked before charging refrigerant?

 
 
 
 

20. Which component circulates refrigerant through the system?

 
 
 
 

Question 1 of 20

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