NU Air Brake Test 7
- Perfect for first-time and renewal commercial applicants, and those adding endorsements
- Based on 2024 NU commercial driver's licence manual
- Triple-checked for accuracy
- Updated for December 2024
This test is a Premium member exclusive. You'll get
What you need to know
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.
You're on your way to acing the Air Brake Endorsement test in Nunavut! This practice test, curated for 2024, delves into the nitty-gritty details like air brake regulations, daily inspections, and preventive maintenance. We've got 50 comprehensive questions aimed to give you a 360-degree understanding of air brake systems. So, roll up your sleeves and get ready to gain some serious knowledge that will not only help you pass the test but also operate air brake-equipped vehicles efficiently.
What to expect on the official exam
50
questions
40
correct answers to pass
80
passing score
Our commitment to accuracy and quality in our practice tests
Explore our rigorous, multi-tiered verification process that ensures each question mirrors the official manual for unparalleled accuracy.
Written by Andrei Zakhareuski Updated over a week ago
At Tests.ca, we understand the importance of reliable and accurate practice tests to help you prepare for your driver's knowledge exam. That's why we've developed a meticulous process to create and continually update our practice questions, ensuring they reflect the most current driving laws and regulations.
Here's an inside look at how we maintain the highest quality in our practice tests.
Content Creation and Verification Process
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We leverage feedback from our vast community of users to understand which topics are most frequently tested. This helps us focus on the areas that are most relevant and beneficial for your preparation. - Expert Content Creation:
Our in-house editor, Steven, who has extensive experience in driver education, crafts each question with precision. He conducts a thorough review of each question against the official manuals to ensure accuracy. - Rigorous Review Process:
Once Steven has finalized a set of questions, our team conducts a joint review session. This second level of scrutiny involves content accuracy, proofreading, and fact-checking to eliminate any errors. - User Feedback Mechanism:
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List of questions (classic view)
- What could be necessary to maintain adjustment in automatic brake adjusters?
- Who must guarantee that brakes are correctly adjusted?
- What is the one-way check valve's primary role in the brake system?
- What determines the efficiency of the spring parking brake?
- What is the purpose of an automatic limiting valve in an air brake system?
- What is important to do before disassembling spring parking brake chambers?
- How are spring brakes released?
- How can some spring parking brakes be discharged mechanically?
- Where can one typically find instructions on how to cage a spring parking brake?
- What is the functionality count for the relay valve in an air brake system?
- What is the end-point for the control line air in an air brake system?
- What is the risk associated with disassembling a spring parking brake unit?
- What component is fitted on the brake chamber to prevent debris from entering?
- What is an essential step to safely cage the parking brake spring?
- How is the caging of brakes accomplished?
- What can be achieved by installing a control valve in the cab and a front brake limiting valve on the front axle?
- When should you engage the spring parking brake after the brake drums have overheated?
- During a pre-trip air brake inspection, you must ensure that the parking spring brake is not what?
- What does the blue button on some air brake systems apply?
- Besides being a parking brake, the spring parking brake system also functions as what?
- What is referred to as compounding in the context of air brake systems?
- Which of these statements is not true about how quickly the spring brakes will stop the vehicle?
- What happens when the reservoir pressure drops to approximately 35 psi?
- Who should disassemble a spring brake chamber?
- Before a service brake application is made, where should parking brakes be positioned?
- When a heated brake drum begins to cool and contract, what might the pressure from the spring parking brake cause it to do?
- What does it mean to "cage" a spring in the context of air brake systems?
- What position should the control valve be set in for driving on dry road surfaces?
- What action allows reservoir air pressure to flow to the spring parking brake chambers?
- When using an automatic limiting valve, brake applications between 40 psi and 60 psi are reduced to what?
- What occurs to the parking brake spring during normal service brake operation?
- Is the setup of spring parking brakes and their pipe arrangements consistent across all vehicle air brake systems?
- Which of these statements is false about parking a vehicle with overheated brakes?
- What component in the glad hands prevents air from leaking out?
- What happens when the air pressure declines to a range between 20 and 45 psi?
- How many air lines typically lead to the tractor protection valve?
- What is the effect of opening the trailer supply valve?
- What are the alternative names for the trailer supply valve?
- What opens when the driver manually closes the trailer supply valve?
- What is the result of disconnecting the supply line between the tractor and trailer while the trailer is still charged?
- What alternative terminology is used to describe the application line?
- If the driver accidentally uses the hand valve without a trailer being connected, what occurs?
- What should be utilized to prevent dirt and water entry into the coupler and lines when the vehicle is used alone?
- Why should you avoid using the hand valve for parking a trailer?
- When the foot valve treadle is depressed by the driver, where is application air sent?
- Where is a relay emergency valve typically installed?
- In the context of tractor-trailer connection, what does "glad hands" refer to?
- When joining the glad hands, how should the two gaskets and couplers be positioned relative to each other?
- The tractor protection valve is generally situated where?
- If the driver accidentally uses the hand brake without the trailer connected, would there be an air loss?