Georgia Air Brakes Practice Test
This is our Georgia Air Brakes Practice Quiz and Practice Test compiled of 25 questions each. Each question is worth four points for a total of 100 possible points. A passing score is 80%.
The Air Brakes Practice Quiz reveals the correct answer during each question to help you study for the actual Air Brakes exam. The Air Brakes Practice Test doesn’t reveal the correct answers until the test is over.
The questions and answers are given in random order each time you retake the test. When you are finished testing, simply click on the “Get Results” button to see your test results. Clicking on the blue “List” button will reveal a list of all the questions you answered correctly and incorrectly. To take the test again, just refresh your browser window. It’s that easy.
Press the start button to begin your free Air Brakes Practice Quiz. Good luck!
Air Brakes CDL Practice Quiz
Question 1 |
A | two, sixty |
B | one, sixty |
C | one, thirty |
D | three, sixty |
Question 2 |
A | disc |
B | wedge |
C | shoe |
D | s-cam drum |
Question 3 |
A | 175 |
B | 150 |
C | 125 |
D | 200 |
Question 4 |
A | False |
B | True |
Question 5 |
A | activating the emergency brake |
B | letting up on the brake pedal |
C | activating the parking brake |
D | pushing down on the brake pedal |
Question 6 |
A | Safely bring the automobile to a stop while you still have control over the brakes. |
B | Check your air pressure gauge and drive at highway speeds. |
C | Pump the brake pedal hard until you come to a stop. |
D | Stay calm and wait for the air brakes to come on automatically. |
Question 7 |
A | hydraulic brakes |
B | air tank drains |
C | storage tanks |
D | brake system |
Question 8 |
A | There is way too much air in the air compressor. |
B | Something is malfunctioning, and you should have the vehicle checked by a mechanic. |
C | All of these. |
D | The air pressure has exceeded 150 psi. |
Question 9 |
A | s-cam, shoes |
B | coil, boots |
C | valve spring, shoes |
D | pressure valve, boots |
Question 10 |
A | You will instantly lose braking power. |
B | Your brakes will instantly lock up. |
C | You will still have some air pressure left in the air tanks. |
D | Nothing will happen. |
Question 11 |
A | is known as an official vehicle inspection. |
B | is only found on automobiles with hydraulic brakes. |
C | is only on automobiles with hydraulic brakes. |
D | applies and releases the vehicle's brakes using the brake pedal. |
Question 12 |
A | To let you know how much water is in the air tank. |
B | To let you know how much diesel fuel is in the vehicle. |
C | None of these. |
D | To let you know how much oxygen is in the air tanks. |
Question 13 |
A | Once a day. |
B | Every 1,000 miles. |
C | Once a week. |
D | Before every trip. |
Question 14 |
A | completely empty air out of the tank. |
B | prevent someone from moving the vehicle. |
C | prevent them from freezing during cold temperatures. |
D | drain oil and moisture from the tank. |
Question 15 |
A | specialized brakes only to be used during warm weather |
B | springs that press the brakes on to stop the vehicle if the air brakes leak out |
C | used for parking |
D | the spring that is attached to the brake pedal |
Question 16 |
A | remove fuel from the air lines |
B | evaporate any alcohol, which can damage the brake system |
C | reduce the risk of ice in the air brake valves |
D | remove oil from the air lines |
Question 17 |
A | bolted securely to the wheels. |
B | located on either end of the vehicle's axles. |
C | all of these. |
D | used to hold the brake shoes and linings. |
Question 18 |
A | The service brake system, manual brake system, and disc brake system. |
B | The disc brake system, drum brake system, and foundation brake system. |
C | The emergency brake system, parking brake system, and foundation brake system. |
D | The parking brake system, service brake system, and emergency brake system. |
Question 19 |
A | service brake, emergency brake systems |
B | disc brake, parking brake systems |
C | service brake, parking brake systems |
D | disc brake, emergency brake systems |
Question 20 |
A | No. |
B | Only if they are drum brakes. |
C | Only if they are disc brakes. |
D | Yes. |
Question 21 |
A | Compressed air does not contain any of these substances. |
B | Dust and compressor oil. |
C | Water and compressor oil. |
D | Dust and water. |
Question 22 |
A | When the governor switch stops between 75 to 90 psi. |
B | When pressure increases from 85 to 100 psi within 45 seconds. |
C | When the compressor shuts off between 70 to 90 psi. |
D | When pressure increases from 50 to 75 psi within three minutes. |
Question 23 |
A | When the temperature is below freezing. |
B | When the combined weight of your truckload and vehicle exceeds five tons. |
C | When the brakes are hot. |
D | When the air pressure is low. |
Question 24 |
A | air tank drain. |
B | safety valve. |
C | application pressure gauge. |
D | governor. |
Question 25 |
A | nitrogen and oxygen |
B | oxygen and helium |
C | compressed gas |
D | compressed air |
← | List | → |
1 | 2 | 3 | 4 | 5 |
6 | 7 | 8 | 9 | 10 |
11 | 12 | 13 | 14 | 15 |
16 | 17 | 18 | 19 | 20 |
21 | 22 | 23 | 24 | 25 |
End |
Remember, the Air Brakes Practice Test doesn’t reveal the correct answers until the test is over. The questions and answers are given in random order each time you retake the test. When you are finished testing, simply click on the “Get Results” button to see your test results. Clicking on the blue “List” button will reveal a list of all the questions you answered correctly and incorrectly. To take the test again, just refresh your browser window.
Press the start button to begin your free Air Brakes Practice Test. Good luck!
Air Brakes CDL Practice Test
Question 1 |
A | 175 |
B | 200 |
C | 125 |
D | 150 |
Question 2 |
A | To let you know how much water is in the air tank. |
B | None of these. |
C | To let you know how much oxygen is in the air tanks. |
D | To let you know how much diesel fuel is in the vehicle. |
Question 3 |
A | The disc brake system, drum brake system, and foundation brake system. |
B | The service brake system, manual brake system, and disc brake system. |
C | The emergency brake system, parking brake system, and foundation brake system. |
D | The parking brake system, service brake system, and emergency brake system. |
Question 4 |
A | pressure valve, boots |
B | s-cam, shoes |
C | coil, boots |
D | valve spring, shoes |
Question 5 |
A | oxygen and helium |
B | compressed gas |
C | compressed air |
D | nitrogen and oxygen |
Question 6 |
A | specialized brakes only to be used during warm weather |
B | the spring that is attached to the brake pedal |
C | springs that press the brakes on to stop the vehicle if the air brakes leak out |
D | used for parking |
Question 7 |
A | disc |
B | wedge |
C | s-cam drum |
D | shoe |
Question 8 |
A | is known as an official vehicle inspection. |
B | is only found on automobiles with hydraulic brakes. |
C | is only on automobiles with hydraulic brakes. |
D | applies and releases the vehicle's brakes using the brake pedal. |
Question 9 |
A | disc brake, emergency brake systems |
B | service brake, emergency brake systems |
C | disc brake, parking brake systems |
D | service brake, parking brake systems |
Question 10 |
A | True |
B | False |
Question 11 |
A | Pump the brake pedal hard until you come to a stop. |
B | Safely bring the automobile to a stop while you still have control over the brakes. |
C | Check your air pressure gauge and drive at highway speeds. |
D | Stay calm and wait for the air brakes to come on automatically. |
Question 12 |
A | reduce the risk of ice in the air brake valves |
B | remove fuel from the air lines |
C | remove oil from the air lines |
D | evaporate any alcohol, which can damage the brake system |
Question 13 |
A | application pressure gauge. |
B | air tank drain. |
C | governor. |
D | safety valve. |
Question 14 |
A | storage tanks |
B | brake system |
C | air tank drains |
D | hydraulic brakes |
Question 15 |
A | When pressure increases from 85 to 100 psi within 45 seconds. |
B | When pressure increases from 50 to 75 psi within three minutes. |
C | When the governor switch stops between 75 to 90 psi. |
D | When the compressor shuts off between 70 to 90 psi. |
Question 16 |
A | Once a day. |
B | Every 1,000 miles. |
C | Once a week. |
D | Before every trip. |
Question 17 |
A | all of these. |
B | located on either end of the vehicle's axles. |
C | used to hold the brake shoes and linings. |
D | bolted securely to the wheels |
Question 18 |
A | pushing down on the brake pedal |
B | activating the emergency brake |
C | letting up on the brake pedal |
D | activating the parking brake |
Question 19 |
A | When the brakes are hot. |
B | When the temperature is below freezing. |
C | When the air pressure is low. |
D | When the combined weight of your truckload and vehicle exceeds five tons. |
Question 20 |
A | completely empty air out of the tank. |
B | prevent them from freezing during cold temperatures. |
C | drain oil and moisture from the tank. |
D | prevent someone from moving the vehicle. |
Question 21 |
A | The air pressure has exceeded 150 psi. |
B | There is way too much air in the air compressor. |
C | Something is malfunctioning, and you should have the vehicle checked by a mechanic. |
D | All of these. |
Question 22 |
A | Water and compressor oil. |
B | Dust and compressor oil. |
C | Compressed air does not contain any of these substances. |
D | Dust and water. |
Question 23 |
A | You will instantly lose braking power. |
B | You will still have some air pressure left in the air tanks. |
C | Your brakes will instantly lock up. |
D | Nothing will happen. |
Question 24 |
A | Only if they are drum brakes. |
B | Only if they are disc brakes. |
C | No. |
D | Yes. |
Question 25 |
A | one, sixty |
B | one, thirty |
C | three, sixty |
D | two, sixty |
← | List | → |
1 | 2 | 3 | 4 | 5 |
6 | 7 | 8 | 9 | 10 |
11 | 12 | 13 | 14 | 15 |
16 | 17 | 18 | 19 | 20 |
21 | 22 | 23 | 24 | 25 |
End |
Back to Georgia CDL Practice Test