Air Brakes #1
Air Brakes Endorsement Test | Kentucky 2024 #1 Page 3 of 4
Train for FREE online with our Kentucky 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 KY Class A/Class B driver license in 2024, 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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13 . Alcohol evaporators are:
Some air brake systems include an alcohol evaporator. The evaporator introduces alcohol into the braking system to prevent the formation of ice, which can cause damage.
14 . While operating on a downgrade, you should brake until you reach a speed that is:
While driving downhill, you should hold down the brake pedal until your vehicle reaches a speed 5 mph below your safe speed, then release the brake pedal. Repeat this process.
15 . Air brakes use ____ to function.
The brakes in an air brake system use compressed air to function properly.
16 . An Anti-Lock Braking System (ABS):
Anti-Lock Braking Systems (ABS) are compatible with air brakes and help a driver maintain control of their vehicle by preventing wheel lockup.
17 . If an air compressor is belt-driven, the belt should be routinely checked to ensure that it is:
If your vehicle has air brakes, the air compressor drive belt should be checked before each drive. Check the tightness of the belt and verify that it is in good condition.
18 . In a dual air brake system, air pressure should build from 85 to 100 psi within ____ seconds.
When inspecting a vehicle with a dual air brake system, you should wait for air pressure to build from 85 to 100 psi in both the primary and secondary systems. This should take about 45 seconds.
2024 Kentucky | Frequently Asked Questions
In Kentucky, a Commercial Driver's License (CDL) Class B allows holders to operate single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or any such vehicle towing another not exceeding 10,000 pounds. This class typically includes straight trucks, large buses, segmented buses, and dump trucks with small trailers.
A Class B CDL license in Kentucky allows the holder to operate single vehicles with a gross vehicle weight rating of 26,001 pounds or more, or tow a vehicle not exceeding 10,000 pounds. This includes straight trucks, large buses, segmented buses, dump trucks with small trailers, and farm labor vehicles.
To acquire a Class B CDL license in Kentucky, you must be at least 18 years old (21 for interstate driving), have a valid Kentucky driver's license, pass a vision test, and complete a commercial driver’s license application. You'll also need to pass the General Knowledge test and any other knowledge tests for the specific vehicle type, plus a driving skills test.
In Kentucky, you must be at least 18 years old to obtain a Class B Commercial Driver's License (CDL) for intrastate driving (within Kentucky only). However, federal regulations require that you be at least 21 years old to drive a commercial vehicle across state lines, carry hazardous materials, or transport passengers.
While specific endorsements aren't necessary for a Class B CDL, they can provide additional driving privileges. Endorsements in Kentucky include H (Hazardous Materials), N (Tank Vehicles), P (Passenger Vehicles), S (School Buses), and T (Double/Triple Trailers). Each endorsement requires passing a knowledge test, and some require a skills test.
The Class B CDL skills assessment in Kentucky includes three parts: a pre-trip vehicle inspection, a basic vehicle control test, and an on-road driving exam. These tests assess your ability to inspect your vehicle before the trip, control the vehicle in various situations like backing, and drive safely in typical traffic situations respectively.
Class B CDL license holders in Kentucky are primarily limited to operating vehicles with a Gross Vehicle Weight Rating (GVWR) of more than 26,000 pounds or vehicles towing another vehicle not exceeding 10,000 pounds. They can't operate Class A vehicles (tractor-trailers) without the appropriate license. Also, without specific endorsements, they can't transport hazardous materials, large numbers of passengers, or school children.
In Kentucky, the written Class B CDL test is primarily offered in English. However, Kentucky does provide the test in Spanish as well. It's important to note though, federal regulations require all CDL holders to have a basic understanding of English to communicate with officials and for safety reasons.
Yes, test accommodations are available in Kentucky for the Class B CDL written exam if you have a disability. You can request accommodations such as extra time, a quiet room, or a reader. To request these, you'll need to provide appropriate documentation of your disability to the Kentucky Division of Driver Licensing.
Yes, if you fail the Class B CDL written test in Kentucky, you can retake it. However, you must wait a minimum of one day before retesting. There is no limit to the number of times you can retake the test, but keep in mind that each attempt requires a new testing fee.