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GA CDL Air Brake Practice Test Questions and Complete Solutions Graded A+
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GA CDL Air Brake Practice Test Questions and Complete Solutions Graded A+
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GA CDL Air BrakePractice Test
Questions and
Complete Solutions
Graded A+
Denning [Date] [Course title]
, If you do not have an automatic tank drain, when should you drain your air tanks? - Answer: At the end
of each working day
When should you use the parking brakes and air brakes at the same time? - Answer: Never
To correct a drive-wheel braking skid, you should - Answer: stop braking turn quickly and counter steer
During your final air brake check, if the air pressure does not build up fast enough, - Answer: the air may
drop during driving
As part of your vehicle inspection test, if your vehicle is equipped with air brakes and has a trailer, you
will inspect the air connections between the truck or tractor and the trailer. Make sure that the
________ are locked in place and free of damage or air leaks. - Answer: Glad hands
On a long or steep downgrade, once you have reached your "safe" speed, brake until you are traveling -
Answer: 5 mph slower
If you must make an emergency stop, brake so that - Answer: your vehicle should stay in a straight line
The safety valve is set to automatically reduce pressure at - Answer: 150 PSI
In which of the following situations should you NOT apply the parking brakes? - Answer: If the brakes
are very hot
When you pull hard on a slack adjuster, if it has more than ________ of free play, the slack adjuster may
need adjustment. - Answer: 1 inch
How would you check your truck's slack adjusters? - Answer: Park on ground level, turn off the parking
brakes, and pull hard on each slack adjuster. It should'nt move more than 1 inch
You are on a steep downgrade and have reached your safe speed of 40 mph. You would apply the
service brakes until your speed drops to - Answer: 35 mph
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