Free Georgia CDL Air Brakes Practice Test 2022

Do you need an Air Brakes endorsement or an L endorsement for your commercial driving license? The Georgia 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 Georgia CDL practice test questions are relevant, all of our practice questions are based on the Georgia 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 CDL practice test to get ready to pass the Georgia CDL Air Brake Test now. 

Our CDL practice tests:
Based on 2022 GA commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
GA CDL Air Brakes Test format:
25 questions
20 correct answers to pass
80% passing score
List of questions
1.
A driver needs to be able to see a warning when the air pressure in the service air tanks falls below ______.
2.
When inspecting air brakes:
3.
A low pressure warning signal could be __________.
4.
Modern air brakes combine three different systems. They are the service, the parking, and the _____ brakes.
5.
The proper use of the brakes when going down a long steep grade after selecting a proper gear is to brake until your speed is about ____ below the posted speed and release your brake.
6.
The 3 individual systems of the air brakes are the service brakes, emergency brake, and:
7.
Your truck has a dual air system and one of the systems loses its pressure. What will happen?
8.
To stop the vehicle, air brakes systems use:
9.
The type of brakes that clamp the rotor between the brake shoes is:
10.
When the safety valve releases air this indicates ___________.
11.
When parking a vehicle with a modulating control valve ________.
12.
If you must make an emergency stop, you should brake so you:
13.
Air braking takes more time than hydraulic braking because:
14.
When checking the air pressure buildup, pressure should build:
15.
Pressing and releasing the brake pedal unnecessarily:
16.
Brake drums (or discs) must not have cracks longer than ____ the width of the friction area.
17.
With air brake vehicles, the parking brakes should be used:
18.
How are brakes designed?
19.
Which of the following helps the stop light switch work?
20.
The air compressor is connected to the engine through ______.
21.
The air tanks must be drained because:
22.
Automatic adjusters should ________.
23.
On newer vehicles, the parking brake control knob is typically yellow, but on older vehicles, the parking brake might be what color?
24.
Typically, at what psi does the air compressor governor stop the compressor from pumping air?
25.
The warning light and buzzer will come on when the air pressure in either system drops below what psi?