5. Environmental Systems
Hvac Basics — Quiz
Test your understanding of hvac basics with 5 practice questions.
Practice Questions
Question 1
In psychrometrics, what does the humidity ratio represent?
Question 2
Which HVAC system uses refrigerant as the primary distribution medium to serve multiple indoor units with individual zone control and heat recovery?
Question 3
Which fan type is most suitable for HVAC applications requiring high static pressure to overcome duct system losses?
Question 4
What is the main advantage of using Variable Frequency Drives (VFDs) on HVAC fans?
Question 5
If ventilation is specified as 10 L/s per person, how many cubic metres per hour are required for 50 occupants? Show your calculation.