Tank #2
Tank Endorsement Test | North Dakota 2026 #2 Page 3 of 3
Train for FREE with our North Dakota tank endorsement practice test online. 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 ND tank license in 2026, 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 CDL tank vehicle endorsement may vary from state to state.
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15 . Which condition increases a tank's stopping distance?
Cloudy weather
Keep in mind how long it will take for your vehicle to come to a complete stop. Empty tank vehicles may take longer to stop than those which are fully loaded.
16 . ____ identical placards must be placed on a vehicle transporting hazardous materials.
Four
When hazardous materials placards are required, they must be placed on all four sides of the transporting vehicle.
17 . Most heavy-duty vehicles use:
Quadruple air brake systems.
Most heavy-duty vehicles use dual air brake systems, in which there are two separate braking systems operated by a single set of controls. Each system operates the brakes on different axles.
18 . Applying the brake pedal causes air pressure to activate an electric switch and:
Turn off the low pressure warning light.
In a vehicle with air brakes, the brake lights are activated when the brake pedal is pushed and air pressure moves an electric switch. With the application of air pressure, the switch will then turn on the brake lights.
19 . What is a danger of rolling back when you start to accelerate?
You may lose your position in traffic.
To avoid hitting someone or something behind you, it is important to ensure that your vehicle does not roll backwards when starting from a stop. If your vehicle has a manual transmission, partly engage the clutch before taking your foot off the brake.
20 . When loading containers of hazardous materials, you should not use:
Other helpers.
