Air Brakes #2

FREE Air Brakes Endorsement Test Online | Minnesota 2024

Train for FREE online with our Minnesota 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 MN Class A/Class B driver license in 2021, practice as much as..

Train for FREE online with our Minnesota 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 MN Class A/Class B driver license in 2021, 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.

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1 . To help prevent rollovers, you should:

Keep the load on one side of the trailer. To lower the risk of a rollover, load your cargo as closely to the ground as possible. To further reduce this risk, take curves and corners slowly.

2 . Operating a combination vehicle usually requires ­­­­­____ operating a single vehicle.

Exactly the same level of skill as Combination vehicles require more skill to drive than single vehicles. Combination vehicles are usually longer and heavier, and are more vulnerable to rollovers.

3 . To find out if a vehicle that was built before 1998 has an Anti-Lock Braking System (ABS), you can:

If you are operating a vehicle built before 1998 and are unsure if the trailer has an Anti-Lock Braking System (ABS), you can check under the trailer for wheel speed sensors coming from the back of the brakes.

4 . Where is the safety relief valve usually located?

On the dashboard An air brake system's safety relief valve is located in the tank that is first to receive air from the compressor.

5 . 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.

6 . 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.

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