Air Brakes #2
Air Brakes Endorsement Test | New Hampshire 2025 #2 Page 4 of 4
Train for FREE online with our New Hampshire CDL air brake test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a NH Class A/Class B driver license in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that the requirements for CDL may vary from state to state.
25
20
20
19 . What is removed when an air tank is drained?
In an air brake system, air tanks have drains to remove accumulations of water and compressor oil. Allowing water and oil to accumulate in the system could cause damage to the brakes.
20 . Service brakes should:
Before driving, you should always verify that your service brakes are in good working order. Testing the brakes before a trip allows you to locate any problems before you need to brake while on the road.
21 . If the spring brakes are on, you should:
Do not use the brake pedal when the spring brakes are on. This could damage the brakes by subjecting them to the combined forces of springs and air pressure.
22 . During a walk-around inspection, ensure there are no cracks on the brake drums that are more than ____ of the width of the friction area.
One tenth
Before beginning a trip, it is important to check the brake drums during your walk-around inspection. It is unsafe to drive if any brake drum has a crack more than one half of the width of the friction area.
23 . To use the controlled braking method, you should:
Pump the brakes.
The method of controlled braking involves applying the brakes as hard as you can without locking the wheels. If you need to make large steering adjustments while using controlled braking, you should remove your foot from the brake pedal, steer, then reapply the brakes.
24 . Why do large vehicles use air brakes?
If used and maintained properly, air brakes are a safe and effective way to stop large, heavy vehicles.
25 . A low air pressure warning signal should activate:
In an air brake system, a low air pressure warning signal must come on if air pressure in the tanks falls below 55 psi. This warning signal may come in the form of a light, a buzzer, or a wig wag.
See the exact questions that will be on the 2025 New Hampshire DMV exam.
99.2% of people who use the cheat sheet pass the FIRST TIME
Lillian MCcranie explains how our CDL study guide was helpful in passing the exam and recommends it to everyone.
Cameron tells us how he purchased the CDL exam, and found it to be a useful tool which helped him pass the exam and find a job.
2025 New Hampshire | Frequently Asked Questions
In New Hampshire, to acquire a CDL Passenger endorsement, you must first have a commercial driver's license (CDL). Then, you need to pass the passenger endorsement knowledge test. After passing the test, you'll need to complete a skills test in the type of vehicle you wish to drive. The New Hampshire DMV provides the necessary testing and information.
To obtain a CDL Passenger license in New Hampshire, you must meet certain criteria. You must be at least 21 years old, hold a valid regular driver's license, pass a written knowledge test, obtain a medical certificate, pass a skills test in a passenger vehicle, and pay the required fees. Additionally, you must have a clean driving record and provide proof of legal presence in the United States.
While specific training isn't mandated by law in New Hampshire, it's highly recommended to undergo professional training before attempting the CDL Passenger endorsement test. Training can provide valuable experience and knowledge, increasing your chances of passing the test. However, you must have a valid CDL before you can apply for a passenger endorsement.
Yes, to get a Passenger endorsement on your CDL in New Hampshire, you must pass a written knowledge test specifically designed for this endorsement. The test covers topics like inspecting passenger vehicles, loading/unloading passengers, and emergency procedures. After passing the written test, you must complete a skills test in a passenger vehicle.
During the CDL Passenger endorsement assessment in New Hampshire, you'll need to showcase skills such as safe loading and unloading of passengers, handling emergency situations, proper use of bus controls and equipment, performing vehicle inspections, and understanding passenger safety regulations. Proficiency in maneuvers like backing, turning, and stopping is also essential.
No, you cannot legally transport passengers in New Hampshire without a valid CDL Passenger endorsement. This endorsement is required for drivers who wish to drive a vehicle designed to carry 16 or more passengers, including the driver. Driving such a vehicle without the proper endorsement can result in heavy fines and penalties.
Yes, you can add the CDL Passenger endorsement to your existing CDL in New Hampshire. You don't need to apply for a new license, but you will need to pass the Passenger endorsement written knowledge test and skills test. After passing, the endorsement will be added to your current CDL.
Yes, there are specific restrictions for drivers with a CDL Passenger endorsement in New Hampshire. These include maintaining a clean driving record, passing regular physical examinations, and adhering to federal hours-of-service regulations. Additionally, drivers are required to enforce passenger conduct rules and ensure safety regulations are met at all times.
Yes, in New Hampshire, to acquire a CDL passenger endorsement, you must be at least 21 years old. This is to comply with federal regulations, which state that drivers must be 21 to drive a commercial vehicle across state lines or carry hazardous materials. This age requirement applies even if you're driving within New Hampshire.
With a CDL Passenger endorsement in New Hampshire, you will be eligible to operate vehicles such as buses, shuttle vans, and other vehicles designed to carry 16 or more passengers, including the driver. This endorsement also allows you to drive vehicles used for transporting students to and from school or school-related activities.
