FREE CDL Class B Driving Test Online | Arizona 2024 Page 6 of 7

Train for FREE online with our Arizona class B license 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 AZ CDL class B permit in 2021, practice as much as.. Read More

Train for FREE online with our Arizona class B license 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 AZ CDL class B permit 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 CDL class B requirements may vary from state to state.

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36 . When traveling on a downgrade, your vehicle will:

Gravity causes a vehicle's speed to increase when traveling on a downgrade. Adjust your speed before reaching a downgrade.

37 . When driving, how can you maintain alertness?

Strategies to avoid becoming fatigued while driving include keeping the cab cool inside by using the air conditioner or opening a window; avoiding heavy foods; and taking rest breaks about every two hours or 100 miles.

38 . When experiencing cold weather, be sure to check your vehicle's alcohol evaporator:

An alcohol evaporator can help prevent ice from building up in an air brake system. In cold weather, the evaporator should be checked and refilled every day.

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

Speeding is the leading cause of death and injury in work zones. Use extra caution when driving near workers in a work zone.

40 . While driving, a driver should:

It is essential that you are aware of what is happening on all sides of your vehicle at all times. Scan the road ahead and make regular checks of the mirrors on both sides of your vehicle while you are driving.

41 . After a tire has been changed, the driver should stop after a short distance of driving to:

Once you have begun to drive after a tire has been changed, you should stop after a short distance to recheck the tightness of the lug nuts.

42 . An air compressor governor controls:

In an air brake system, the air compressor governor controls when the air compressor pumps air into the air storage tanks.

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