2026 New Hampshire DMV Air Brakes Class A Test 2 (25 Questions And Complete Answers)
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To stop in a vehicle that uses air brakes, the driver should:
1. Pull the air brake lever.
2. Engage the brake lever.
3. Push the brake pedal down.
4. Pull the brake pedal up.
1. Pull the air brake lever.
2. Engage the brake lever.
3. Push the brake pedal down.
4. Pull the brake pedal up.
Push the brake pedal down.
Air tank drains:
1. Should not be used in cold weather.
2. Are helpful to remove water and oil from the air tanks.
3. Are used to move air to the brakes.
1. Should not be used in cold weather.
2. Are helpful to remove water and oil from the air tanks.
3. Are used to move air to the brakes.
Are helpful to remove water and oil from the air tanks.
Brake fade is a result of:
1. Brakes being exposed to sunlight.
2. Brakes being exposed to moisture.
3. Excessive use of the brakes.
1. Brakes being exposed to sunlight.
2. Brakes being exposed to moisture.
3. Excessive use of the brakes.
Excessive use of the brakes.
Air tank drains:
1. Should not be used in cold weather.
2. Are helpful to remove water and oil from the air tanks.
3. Are used to move air to the brakes.
4. Clean the air in the passenger compartment.
1. Should not be used in cold weather.
2. Are helpful to remove water and oil from the air tanks.
3. Are used to move air to the brakes.
4. Clean the air in the passenger compartment.
Are helpful to remove water and oil from the air tanks.
Brake linings should be:
1. Loose.
2. Free of oil.
3. Soft.
1. Loose.
2. Free of oil.
3. Soft.
Free of oil.
What helps prevent wheel lockup when braking???
1. An Anti-Lock Braking System (ABS)
2. Air brakes
3. An alternator
1. An Anti-Lock Braking System (ABS)
2. Air brakes
3. An alternator
An Anti-Lock Braking System (ABS)
The parking brake in a newer vehicle is applied by:
1. Moving a lever to the right.
2. Pushing a yellow, diamond-shaped knob.
3. Pulling a yellow, diamond-shaped knob.
1. Moving a lever to the right.
2. Pushing a yellow, diamond-shaped knob.
3. Pulling a yellow, diamond-shaped knob.
Pulling a yellow, diamond-shaped knob.
Air brakes are:
1. An effective tool for stopping large vehicles.
2. Prohibited on large vehicles.
3. Only effective in poor weather.
4. A tool to improve fuel efficiency.
1. An effective tool for stopping large vehicles.
2. Prohibited on large vehicles.
3. Only effective in poor weather.
4. A tool to improve fuel efficiency.
An effective tool for stopping large vehicles.
When operating a vehicle with a dual air brake system, the driver should:
1. Let the vehicle warm up before driving to ensure that the fuel reaches the engine.
2. Let the air compressor build up a minimum of 100 psi pressure in the primary and secondary systems before driving.
3. Begin driving just after the vehicle starts.
1. Let the vehicle warm up before driving to ensure that the fuel reaches the engine.
2. Let the air compressor build up a minimum of 100 psi pressure in the primary and secondary systems before driving.
3. Begin driving just after the vehicle starts.
Let the air compressor build up a minimum of 100 psi pressure in the primary and secondary systems before driving.
ABS brakes:
1. Help you avoid wheel lockup.
2. Lock up your vehicle's wheels.
3. Prevent your vehicle from accelerating when going uphill.
1. Help you avoid wheel lockup.
2. Lock up your vehicle's wheels.
3. Prevent your vehicle from accelerating when going uphill.
Help you avoid wheel lockup.
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