HVAC Quizzes & Trivia

Do you think you know all there is to know about hvac? You will be amazed at how much more you can learn through our awesome hvac quizzes online!

Test yourself and share these ultimate hvac quizzes with your friends to find out who among you is the resident science guy. Enhance your knowledge or learn something completely new by answering hvac quiz questions. You can prepare for an upcoming test, simply keep yourself updated or even get insights into creating awesome questions with these quizzes on hvac.

View your results instantly and challenge your friends and peers for some serious bragging rights. So what are you waiting for? Take the ultimate hvac quiz and check if you're the master of science.


Heating, ventilation, and air conditioning (HVAC) is a combination technology of indoor and vehicular environmental comfort. Are you training to be able to properly install and maintain such systems in any environment? The quiz...

Questions: 81  |  Attempts: 10210
  • Sample Question
    1. How many amps can a 40va, 120volt transformer with a 24volt secondary carry?

This quiz is multiple choice and fill in the blank. It is worth 25 points. You can use your notes. Do not use capital letters or puncuation marks.   

Questions: 12  |  Attempts: 2602
  • Sample Question
    VFD stands for what?

Test your knowledge in the Sheet Metal Shop.

Questions: 10  |  Attempts: 2149
  • Sample Question
    ___________ are used to safely carry mutiple sheets of sheet metal.

Knowledge about HVAC

Questions: 5  |  Attempts: 913
  • Sample Question
    HFC STANDS FOR

This quiz is about fun and easy but next i will make harder quiz.

Questions: 3  |  Attempts: 902
  • Sample Question
    1) what is the temperature of our body?




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HVAC Questions & Answers


What is the length of the pipe to be cut of 3/4 pipe that has a 90 and a 45 at each end?
The correct answer to this question is D, 18 5/8". Knowing the correct length to cut is essential. Many pipe cutting formulas can help determine the exact extent needed to cut. If the question had more information, it could help identify the spe
What is the minimum height above the floor an appliance must be installed in a private garage?
The correct answer to this question is A, 6 feet. A person who works in HVAC and deals with housing codes would know the answer to this question. This is in correspondence with IRC G2408.3 (305.5). With all rules, there are exceptions. The exception
What length should approved hangers that support ducts not exceed (at intervals)?
The correct answer to this question is B. In HVAC (heating, ventilation, and air conditioning) there are two shapes of vertical ductwork: round and rectangular. For sheet metal ductwork, specified distances between hangers are given. With round ve
Why is a hand notcher used?
There are two correct answers to this question which are, A. Allows space for clean bends in metal and B. Indicates where a bend should occur when laying out and marking. This tool would be used by a person who is doing a home improvement job. Profes
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