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coteca.co.uk > CITB Revision Testing > Supervisor CITB Test – FREE Practice > Ductwork > CITB Test – Specialist (Ductwork) – Set 1

CITB Test - Specialist (Ductwork) - Set 2

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The CITB Test assesses the occupational competency of individuals working on construction sites. It is a multiple-choice exam designed to evaluate knowledge in health, safety, environment, and site procedures. Passing the CITB Test is essential to obtain a CSCS Card, proving that you are qualified to work safely and responsibly. Start preparing for your CITB Test today and take the next step in your construction career!

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. Which component is used to control airflow in a duct system?

 
 
 
 

2. What is the function of a return duct in an HVAC system?

 
 
 
 

3. Which material is most commonly used for rigid ductwork in commercial HVAC systems?

 
 
 
 

4. What type of duct fitting changes the direction of airflow?

 
 
 
 

5. Which fitting is used to reduce duct size while maintaining airflow direction?

 
 
 
 

6. Flexible duct is typically used in:

 
 
 
 

7. What does the term CFM stand for in ductwork design?

 
 
 
 

8. What is the primary purpose of ductwork in an HVAC system?

 
 
 
 

9. What shape of duct is generally more space-efficient and easier to install in tight areas?

 
 
 
 

10. Static pressure in a duct system is typically measured in:

 
 
 
 

11. Duct leakage typically causes:

 
 
 
 

12. The recommended air velocity in residential supply ducts is:

 
 
 
 

13. Duct insulation is primarily used to:

 
 
 
 

14. What is the primary reason for using duct sealant or mastic?

 
 
 
 

15. Which code or standard often governs the installation of HVAC ductwork in buildings?

 
 
 
 

16. What is the purpose of balancing a duct system?

 
 
 
 

17. What tool is commonly used to measure air velocity in ductwork?

 
 
 
 

18. Which of the following is a major consequence of excessive static pressure in ductwork?

 
 
 
 

19. A plenum is best described as:

 
 
 
 

20. What is the effect of undersized ductwork in an HVAC system?

 
 
 
 

Question 1 of 20

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