FREE West Virginia CDL Practice Test 2024 - DMV Practice Test Page 3 of 7
This practice exam will allow you to replicate the real CDL written exam while also allowing you to prepare with questions based on information directly from the West Virginia Commercial Driver's License Manual. You'll be covering areas like unique road conditions, freight movement, shifting, braking, emergency preparedness, and more as you go through these 50 multiple-choice questions, so read the explanations carefully.
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15 . An air brake-equipped vehicle traveling at a speed of 55 mph under ideal driving conditions will need approximately ____ to come to a complete stop.
450 feet
A vehicle's total stopping distance is made up of perception distance, reaction distance, brake lag distance, and braking distance. With all of these factors included, an air brake-equipped vehicle traveling at a speed of 55 mph under ideal driving conditions will need approximately 450 feet to come to a complete stop.
16 . A dual air brake system:
Has two separate air brake systems, but uses a single set of controls.
A dual air brake system has two separate air brake systems that use a single set of brake controls. One system typically operates the regular brakes on the rear axle or axles. The other system operates the regular brakes on the front axle.
17 . What happens if the air pressure in a system's air tanks falls below 60 psi?
The vehicle should stop.
In an air brake system, a low pressure warning signal should activate if the pressure in the air tanks falls to a level below 60 psi. This signal may be in the form of a warning light or a wig wag.
18 . When traveling down a hill:
You will slow to a stop.
When a vehicle is traveling on a downward slope, the force of gravity will cause its speed to increase.
19 . When alley docking, your vehicle should be parked:
At an angle within the boundaries of the parking space.
If you are asked to alley dock, you should first pull past the alley and stop your vehicle in a position that is parallel to the outer boundary. From there, you should back your vehicle entirely into the alley parking area. Your vehicle should be parked in a straight position within the boundaries of the parking space.
20 . The maximum speed limit in a residential area, unless otherwise posted, is:
45 mph.
Unless otherwise posted, the maximum speed limit in residential or business areas in West Virginia is 25 mph. If another maximum speed limit is posted, follow the posted limit.
21 . Emergency brakes are:
Only required when transporting hazardous materials.
All trucks, truck tractors, and buses must be equipped with emergency brakes and parking brakes.
See the exact questions that will be on the 2024 West Virginia DMV exam.
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