Air Brakes Endorsement Test | Georgia 2024 #2 Page 2 of 4
Train for FREE online with our Georgia CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a GA Class A/Class B driver license in 2024, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that the requirements for CDL may vary from state to state.
7 . Before a vehicle with dual air brakes is driven, pressure of at least ____ should be built up in both braking systems.
Before driving a vehicle with a dual air brake system, allow time for the air compressor to build up pressure of at least 100 psi in both the primary and secondary systems.
8 . Which of the following is not a part of an air brake system?
Air brakes consists of three separate braking systems: the service brake system, the parking brake system, and the emergency brake system.
9 . If the spring brakes are activated, you should never:
Never apply the brake pedal if your spring breaks are activated. Brakes can be damaged if they are subject to both springs and air pressure.
10 . When only the tractor is equipped with an Anti-Lock Braking System (ABS):
If a tractor is equipped with an Anti-Lock Braking System (ABS) but the trailer is not, the risk of jackknifing will be reduced and the driver should still be able to maintain steering control. If only the trailer is equipped with ABS, it is less likely that the trailer will swing out to one side.
11 . To inspect slack adjusters on S-cam brakes, you need to:
Check each slack adjuster after parking on level ground, setting wheel chocks, and disengaging the parking brake. Pull the slack adjusters to make sure they do not move more than about one inch from where the push rod is attached. If they move more than one inch, they may be out of adjustment and will need to be fixed.
12 . During a static leakage test, the maximum leakage rate for a double combination vehicle is:
When performing a static leakage test on a double combination vehicle with air brakes, the leakage rate should be no more than 3 psi in one minute. If air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.
See the exact questions that will be on the 2024 Georgia DMV exam.
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