New Hampshire CDL Air Brakes Test 1

Question 1

When about to drive a vehicle with a dual brake system, a driver should:

Let the vehicle warm up to ensure the fuel reaches the engine. Wait for air pressure to build in both the primary and secondary systems. Begin driving just after the engine starts. Pump the pedal about 20 times to build pressure, then begin driving.

Correct Answer:

Wait for air pressure to build in both the primary and secondary systems.

Question 2

If your tractor is equipped with ABS but your trailer is not, the ABS:

Will not be effective. Will still improve your steering control. Will make jackknifing easier. Will allow others to see when you brake.

Correct Answer:

Will still improve your steering control.

Question 3

You should test the low pressure warning signal by:

Turning on the engine and applying the trailer hand brake. Rapidly pressing and releasing the brake pedal. Removing wheel chocks and disengaging the parking brake.

Correct Answer:

Rapidly pressing and releasing the brake pedal.

Question 4

To use the stab braking method, you should:

Apply the brakes completely until the wheels lock up, release the brakes until the wheels start rolling, then repeat the process. Apply the brakes about halfway, but allow the wheels to keep rolling. Apply the brakes completely until the wheels lock up and the vehicle stops. Apply the emergency brake until the vehicle starts to slow.

Correct Answer:

Apply the brakes completely until the wheels lock up, release the brakes until the wheels start rolling, then repeat the process.

Question 5

Truck tractors with air brakes that were built on or after March 1, 1997 are equipped with:

An extra set of brakes. Voice-activated brakes. Cruise control. Anti-Lock Braking Systems (ABS).

Correct Answer:

Anti-Lock Braking Systems (ABS).

Question 1 of 25

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About this Exam

Prepare with the New Hampshire CDL Air Brakes Test 1 practice quiz. This question bank includes 25 questions covering brake, brakes, pressure, equipped, and vehicle. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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New Hampshire CDL Air Brakes Test 1

This practice set contains 25 questions from the matching question bank and focuses on brake, brakes, pressure, equipped, and vehicle. 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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New Hampshire CDL Air Brakes Test 1

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