Question 1
What should happen before the air pressure in an air brake system tank falls below 55 psi?
Correct Answer:
The warning light should activate.
Question 2
If the safety relief valve in the air brake system releases air:
Correct Answer:
The air pressure has become too high.
Question 3
Air brakes use ____ to function.
Correct Answer:
Compressed air
Question 4
If you are braking on dry pavement while traveling at 55 mph, how much distance will brake lag add to your overall stopping distance?
Correct Answer:
32 feet
Question 5
____ make up the emergency brake system.
Correct Answer:
Parts of the parking and service brake systems
Question 1 of 24
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About this Exam

Prepare with the Alaska CDL Air Brakes Test 1 practice quiz. This question bank includes 24 questions covering brake, brakes, vehicle, compressor, and equipped. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Alaska CDL Air Brakes Test 1

This practice set contains 24 questions from the matching question bank and focuses on brake, brakes, vehicle, compressor, and equipped. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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