Free Nevada CDL Air Brakes Practice Test 2023

Do you need an Air Brakes endorsement or an L endorsement for your commercial driving license? The Nevada CDL Air Brake test has some differences from other endorsements because your license will receive a mark of restriction if you fail the test. So having good preparation before exam day is very necessary. To ensure that our questions are relevant, all of our CDL practice test packs are based on the Nevada CDL Manual. Each question has a detailed explanation for you to thoroughly learn the format and the topic. Don't be afraid of having a restriction on your license. Let’s try our Nevada CDL Practice Test to get ready to pass the Nevada CDL Air Brake Test now. 

Our CDL practice tests:
Based on 2021 NV commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
NV CDL Air Brakes Test format:
25 questions
20 correct answers to pass
80% passing score
List of questions
Your truck or bus has a dual air brake system. If a low-pressure warning comes on for only one system, what should you do?
During normal driving, spring brakes are usually held back by:
The 3 individual systems of the air brakes are the service brakes, emergency brake, and:
The application pressure gauge shows how much air pressure you:
If you must make an emergency stop, you should brake so you:
In ideal conditions a truck or bus with air brakes going at 55 mph would require the stopping distance of how many feet?
Where is the modulating control valve located on some vehicles?
To stop the vehicle, air brakes systems use:
When the engine is off and the parking brake released, a single vehicle air loss rate should be less than ________ psi in one minute.
Normally during anti-lock braking, the driver:
When you need to apply more pressure to help your brakes work normally effectively, this means that your brakes are fading. Which of the following can cause fading brakes?
If you must make an emergency stop, you should brake so you:
If the spring brakes are on, when should you push the brake pedal?
The manual adjustment of automatic slack adjusters is:
How should you check that your service brakes are working properly?
A device that limits the amount of air provided to the front brakes is a:
The S-cam:
In case of emergency stops, drivers should:
Controlled braking is only possible _________.
In dual air systems, how long should it take air pressure to build 85 to 100 psi?
The parking brake should be used:
What brake system uses part of the service and parking brake systems to stop the vehicle in the event of a brake system failure?
What is the purpose of a supply pressure gauge?
On a long or steep downgrade, how should vehicle speed be primarily controlled?
The warning light and buzzer will come on when the air pressure in either system drops below what psi?