AIR BRAKES CDL PRACTICE TEST - WEST VIRGINIA
View instructions
The air brakes endorsement applies to applicants who wish to drive a vehicle with air brakes in Class A, B, or C CDL. To drive a vehicle with air brakes, you must pass the air brake component of the West Virginia CDL knowledge test. The WV CDL air brakes test consists of 25 questions, and you'll need at least 20 correct answers to pass (80%). The test covers the information found in the air brakes section of the West Virginia CDL Manual. Take this WV CDL practice test now to prepare for the actual air brakes test!
1.
Foundation brakes are used:
|
only with the right wheels.
|
|
|
at each wheel.
|
|
|
only with the rear wheels.
|
|
|
only with the front wheels.
|
2.
Air storage tanks:
|
pump air into the air storage tanks.
|
|
|
are installed in the first tank the air compressor pumps air to.
|
|
|
hold compressed air for the brakes.
|
|
|
use parts of the service brake systems to stop the vehicle in a brake system failure.
|
3.
Which of the following is TRUE about dual air brake systems?
|
Each brake system has its own air tanks, hoses and lines.
|
|
|
A dual air brake system has 2 separate air brake systems.
|
|
|
most heavy-duty vehicles use dual air brake systems.
|
|
|
All of the above.
|
4.
When backing a trailer, turn the wheel right to make the cab go ________ and the trailer go ________.
|
right; right
|
|
|
right; left
|
|
|
left; left
|
|
|
left; right
|
5.
The air brake lag distance at 55 mph on dry pavement adds about:
|
16 feet.
|
|
|
75 feet.
|
|
|
60 feet.
|
|
|
32 feet.
|
Next page
NOT SURE YOU WILL PASS? GET CDL PREMIUM NOW! - Learn More