Knowledge Test Class B #2
Class B Driving Test | Kansas 2025 #2
Train for FREE online with our Kansas 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 KS CDL class B permit in 2025, 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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1 . During a static leakage test, the maximum leakage rate for a single vehicle with air brakes is ____ in one minute.
4 psi
When performing a static leakage test on a single vehicle with air brakes, the leakage rate should be no more than 2 psi in a minute. If air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.
2 . When you press the brake pedal in a vehicle with S-cam brakes, air pressure pushes out the rod and moves the:
Alcohol evaporator.
When pressing the brake pedal in a vehicle with S-cam brakes, air will enter the brake chambers. The added air pressure will push out the rods and move slack adjusters, twisting the brake camshafts.
3 . If unsure if a road is becoming icy, a driver can:
Look at a weather forecast.
If you think the road surface may be becoming icy, you can check for ice on your vehicle by opening the window and feeling the front of the side mirror, mirror support, or antenna. If ice has formed on any of these items, the road is likely becoming icy as well.
4 . Cargo on flatbed trailers should be:
Pushed to one side.
Cargo on flatbed trailers or trailers without sides must be tied down to prevent it from shifting or falling in transit.
5 . A suspension system:
Has a minimum weight rating.
Suspension systems receive weight capacity ratings, given by the manufacturers.
6 . How much water is needed on a road surface for a vehicle to hydroplane?
No water
Hydroplaning is an effect in which a vehicle's tires lose traction with the surface of the road and instead glide along a layer of water. There does not have to be much water on the road for this to occur.
7 . Once stopped as a part of the stop/start maneuver, you should:
Park in front of a fire hydrant.
Once you have stopped as a part of the stop/start maneuver during the on-road driving skills test, you must activate your four-way flashers and shift into neutral or park. You must not block any driveways, intersections, fire hydrants, or signs.
2025 Kansas | Frequently Asked Questions
A Class B Commercial Driver's License (CDL) in Kansas allows you 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 typically includes straight trucks, buses, dump trucks, delivery trucks, and garbage trucks. It does not include combination vehicles, such as tractor-trailers.
A Class B Commercial Driver's License (CDL) in Kansas allows operation of 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 typically includes straight trucks, buses, dump trucks, delivery trucks, and garbage trucks. It does not cover combination vehicles like tractor-trailers.
In Kansas, to acquire a Class B CDL, applicants must be at least 18 years old (21 for interstate driving), possess a valid non-commercial driver's license, pass a vision test, and then pass the written general knowledge test. After that, they must pass a pre-trip vehicle inspection test, basic vehicle control test, and on-road driving test in the type of vehicle they plan to drive.
In Kansas, you must be at least 18 years old to qualify for a Class B Commercial Driver's License (CDL) for intrastate driving, which means driving only within Kansas. However, to qualify for interstate driving (driving across state lines or transporting cargo that will be delivered out of state), you must be at least 21 years old.
Specific endorsements are not necessary to obtain a Class B CDL license but can be added based on the type of vehicle you wish to operate or the cargo you'll be transporting. For example, endorsements are available for passenger vehicles (P), school buses (S), and hazardous materials (H). Each endorsement requires passing additional tests.
The Class B CDL skills assessment in Kansas includes a pre-trip vehicle inspection test to check your understanding of your vehicle and its safety. The basic vehicle control test evaluates your ability to handle, steer, brake, and shift gears. Lastly, the on-road driving test assesses your ability to drive the vehicle in various traffic situations, including turns, intersections, railway crossings, and public roads.
Yes, Class B CDL license holders in Kansas are restricted to driving single vehicles with a gross vehicle weight rating (GVWR) of 26,001 pounds or more, or towing a vehicle not exceeding 10,000 pounds GVWR. They cannot operate Class A vehicles unless they've obtained the appropriate endorsements. Also, if the vehicle is used to transport hazardous materials or more than 15 passengers, additional endorsements are required.
No, in Kansas, the written Class B CDL test is only available in English. This is due to Federal Motor Carrier Safety Administration regulations stating that all commercial drivers must be able to read and understand English to ensure safety on the roads. Therefore, all tests are administered in English only.
Yes, in Kansas, accommodations can be requested for the Class B CDL written test if you have a disability. The request should be made at the time of scheduling your test. Accommodations may include extended time, a quiet room, or other necessary adjustments. It's crucial to provide adequate documentation of your disability when you make your request.
Yes, you can retake the Class B CDL written test in Kansas if you don't pass on your first try. You are allowed to retake the test one day after your initial attempt. However, if you fail the test three times, you will have to wait six months before you can retake it. Each retest may also require an additional fee.