New Hampshire CDL Double 1 - DMV Written Test Questions with Answers - MCQGeeks.com

Q.1

In a dual air brake system:

Air tanks are shared by both systems.
Each system has its own air tanks.
You must designate which system you are using.
Brakes on only one side of the vehicle will work.

Q.2

Wheel rims that have been welded should:

Be placed in the front of the vehicle.
Be placed in the rear of the vehicle.
Be placed on dual tires.
Not be used.

Q.3

When entering traffic, a large vehicle usually needs:

Less space than is needed for a car.
About the same amount of space as is needed for a car.
More space than is needed for a car.

Q.4

If an Anti-Lock Braking System (ABS) malfunctions:

The driver will not know.
A yellow lamp will light up on the control panel.
The brakes will lock up.
The brakes will not work.

Q.5

To prevent a set of doubles or triples from rolling over, you should:

Drive quickly through curves.
Steer aggressively.
Turn slowly around corners.

Q.6

When connecting a converter dolly to a second or third trailer, the trailer height should be:

Slightly higher than the center of the fifth wheel.
Level with the center of the fifth wheel.
Slightly lower than the center of the fifth wheel.
Next to the center of the fifth wheel.

Q.7

On any upgrade, gravity will:

Speed up your vehicle.
Slow down your vehicle.
Not impact the speed of your vehicle.
Cause your vehicle to swerve to the left.

Q.8

If there is a fire in your vehicle, you should not:

Park in an area away from buildings, trees, brush, and other vehicles.
Pull into a service station.
Notify emergency services of your problem and your location.

Q.9

If an unusual noise or feeling occurs in a vehicle while it is being driven, the driver should:

Assume it is not a concern and continue driving.
Hope the vehicle does alright until it is switched to another driver.
Check the situation to determine the proper solution.

Q.10

An air compressor governor will stop the compressor from pumping air once the air tanks have an air pressure level of:

125 psi.
100 psi.
150 psi.
80 psi.

Q.11

Brakes out of adjustment will:

Work properly.
Cause some of the brakes to overwork and malfunction.
Allow better acceleration.

Q.12

An Anti-Lock Braking System (ABS):

Allows wheels to lock up.
Prevents wheels from locking up.
Makes it easier to turn a large vehicle.
Assists with the operation of brake lights.

Q.13

The most common type of foundation brake used is the:

S-cam drum brake.
C-cam drum brake.
G-cam disc brake.
P-cam disc brake.

Q.14

Broken suspension parts:

Should not concern you.
Should be repaired, but do not need to be repaired immediately.
Cannot be identified.
Are extremely dangerous.

Q.15

Braking mechanisms are located inside:

The fifth wheel.
A brake drum.
The landing gear.

Q.16

Eating while driving is:

A good way to save time.
A dangerous activity.
Acceptable if you are eating foods that are easy to eat.

Q.17

What can happen if the air pressure gets too low in an air brake system?

The brakes may squeak.
The brakes may stop working.
The brakes may be sluggish.

Q.18

How long should it take for oil pressure to reach a normal level when starting a vehicle?

A few seconds
About a minute
About four minutes

Q.19

When it is difficult to see other vehicles, such as at dawn or dusk, you should:

Keep your lights off.
Turn your lights on.
Drive on the shoulder.

Q.20

If a tire fails, the driver should:

Keep one hand on the steering wheel and use their other hand to wave to other drivers.
Stomp on the brakes.
Not use the brakes.
Accelerate.

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