Free Nevada CDL Air Brakes Practice Test 2022

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 2022 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
1.
An automatic wig wag will rise out of your view when the pressure in your system rises above what psi?
2.
The driver must be able to see a low air pressure warning which comes on before pressure in the service air tanks fall below ____ psi.
3.
The reduced stopping power caused by overuse of the service brakes and excessive heat is called:
4.
In case of a low air situation, the spring brakes should come on at:
5.
Under normal conditions, in order to engage the parking brakes the driver should:
6.
Total stopping distance for air brakes is longer than that for hydraulic brakes due to ______ distance.
7.
While applying the brakes, what tells the driver how much air pressure is being used?
8.
When performing the controlled braking method for an emergency stop, you are _________.
9.
Which braking system applies and releases the parking brakes when you use the parking brake control?
10.
If the air compressor should develop a leak, what keeps the air in the tanks?
11.
What is a \"Wig Wag\"
12.
After the initial pressure drop, air leakage for single vehicles should be less than:
13.
Besides heat, another cause of brake fade is:
14.
The emergency spring brake release knob is:
15.
Average stopping distance under normal conditions at 55 mph is:
16.
To stop the vehicle, the brake shoes and linings are pushed against:
17.
At what level will the low air warning usually take effect?
18.
How should the air leakage rate be tested?
19.
Why should you drain water from compressed air tanks?
20.
Initial air leakage rate for combination vehicles should be:
21.
On large buses low pressure warning devices usually signal at ______.
22.
The belt of a belt-driven air compressor should be ________.
23.
To check the air compressor governor's "cut in" and "cut out" pressures you need to _________.
24.
What does ABS stand for?
25.
What is the purpose of an air storage tank?