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
To test air service brakes you should:
A driver needs to be able to see a warning when the air pressure in the service air tanks falls below ______.
The most common type of foundation brakes are:
Air brakes consist of ________.
The air brake lag distance at 55 mph on dry pavement adds about ____ feet.
The most important thing to do when a low air pressure warning comes on is:
On a long or steep downgrade, the foot brakes should be used:
Excessive heat caused by using your brakes too often can also cause:
The low air pressure warning signal indicates:
When testing air leakage rates for single vehicles, initial loss rate should be less than:
When the mechanical arm of a wig wag drops into your view that means the pressure in your system has dropped below what psi?
When you need to depress the brakes harder and harder just to maintain the same speed this means ______.
What must the air pressure be, at minimum, in both parts of a dual air brake system?
If you are driving down a steep downgrade and have reached your safe speed of 40 mph, you would apply the service brake until your speed dropped to ____ mph.
When checking the air pressure buildup, pressure should build:
If your vehicle has an alcohol evaporator, every day during cold weather you should:
All of the following apply if the low air pressure warning signal does not work except:
When inspecting the air brake system, what particular item in the engine compartment should the driver pay specific attention to?
Automatic air tanks _______.
Stop light switches are necessary because ________.
The safety valve in the air compressor tank is set to open at _____.
If the air compressor has its own oil supply you should do what before driving?
During a normal drive, the spring brakes are held back by _____.
What is an alternative name for a brake pedal?
Vehicles with air brakes have pressure gauges connected to the _______.