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Nevada CDL Permit Test - Tank

Number of questions: 20
Passing score: 16
Directions: This endorsement is required to haul any liquid or gaseous materials in a tank or tanks having a capacity of 1,000 gallons or more that is either permanently or temporarily attached to the vehicle or chassis. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. Each question has three or four possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Nevada Commercial Driver License Manual. Questions come from chapters covering: Driving Safely, Tank Vehicles, Hazardous Materials and Combination Vehicles. The Tank endorsement can be used with the Class A, B or C CDL.
You have made error so far
Passing grade —
4 or fewer errors

Hazardous materials laws are controlled by:

Local regulations.
State regulations.
Federal regulations.
All levels of government.

To use the stab braking method while transporting liquid cargo, you should apply the brakes:

With about half of your usual force.
As hard as possible without locking the wheels.
Completely until the wheels lock up. Release the brakes until the wheels start rolling, then repeat the process.

If the emergency air line loses pressure:

The Anti-Lock Braking System will activate.
The service air line will activate.
The emergency brakes will activate.

What is the number one cause of death and injury in a work zone?

Drivers speeding
Slow drivers
Animals crossing the road

Which of the following is not required emergency equipment?

Red reflective triangles
A flashlight

If an Anti-Lock Braking System (ABS) is equipped on a trailer but not on a tractor:

The truck should not be driven because ABS needs to be on both the tractor and trailer.
The truck should be driven more slowly than usual.
The tractor should not be used and a new tractor with ABS should be located.
The tractor and trailer can still be used together.

In a vehicle equipped with an automatic tractor protection valve, the valve will pop out when air pressure drops to a level between:

20 and 45 psi.
75 and 105 psi.
50 and 65 psi.
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