Push in the trailer air supply control to supply the trailer with air. Pull out the trailer air supply control to turn off the air supply and activate the emergency brakes.

Prevent the vehicle from skidding.

When a vehicle goes around a corner, the rear wheels follow a different path than the front wheels. This is called off-tracking. This effect is especially pronounced on vehicles with trailers.

The front and rear wheels move in different paths.

The turn should be made as tightly as possible.

The front and rear wheels move in different paths.

The rear wheels should run over the curb.

It is acceptable for street signs to be knocked over if they are too close to the road.

When backing with a trailer, turn the top of the steering wheel in the direction opposite of where you want to go. Once the trailer begins turning, you should then switch the direction of the steering wheel to follow the trailer.

Turn the top of the steering wheel in the direction opposite of where you want the trailer to go.

Turn the top of the steering wheel in the direction you want the trailer to go.

Turn the top of the steering wheel in the direction opposite of where you want the trailer to go.

It depends on where the trailer is being backed.

Combination vehicles require more space on the road than other vehicles. When entering or crossing traffic while driving a combination vehicle, it is especially important that there is a large enough gap in traffic for you to safely do so.

Make sure there is a large enough gap for your vehicle.

Expect other drivers to make room for your vehicle.

Let other drivers wave you into their lane.

An Anti-Lock Braking System (ABS) helps prevent wheel lockup during hard braking. If ABS detects impending lockup, it reduces braking pressure to a safe level.

It prevents a vehicle's wheels from locking up.

It allows a vehicle's wheels to lock up.

It prevents a vehicle's wheels from locking up.

It makes turning a vehicle easier.

Combination Vehicles Practice Test | New Hampshire 2025 #2

Train for FREE online with our New Hampshire CDL combination vehicle 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 combination 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 DMV requirements for issuing a combination license may vary from state to state.

Number of Question 20

Passing Score 16

Number of Tests 20

Combination Vehicles Practice Test | New Hampshire 2025 #2

1 . Pushing in the trailer air supply control will:

2 . When a combination vehicle goes around a corner:

3 . When backing a trailer, how should you turn the steering wheel?

4 . After connecting the air lines to the trailer while coupling, you should:

5 . When entering or crossing traffic while driving a combination vehicle, it is especially important that you:

6 . What does an Anti-Lock Braking System (ABS) do?

7 . In an empty combination vehicle, the stiff suspension springs and strong brakes will have:

See the exact questions that will be on the 2025 DMV exam.

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