FREE Air Brakes Endorsement Test Online | Delaware 2024 Page 3 of 4
Train for FREE online with our Delaware 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 DE Class A/Class B driver license 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 the requirements for CDL may vary from state to state.
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13 . What do anti-lock brakes do?
Prevent a vehicle from accelerating while traveling downhill
The function of an Anti-Lock Braking System (ABS) is to prevent the vehicle's wheels from locking up from hard brake application.
14 . The air storage tanks:
Hold enough air for more than 1,000 braking cycles.
In an air brake system, the air storage tanks hold enough air for brakes to be used several times if the compressor stops working.
15 . When you need to stop in an emergency, you should:
Expect your vehicle to slow down more quickly than usual.
If you need to make an emergency stop, you can use either the controlled braking method or the stab braking method. It's important to brake in a way that keeps your vehicle traveling in a straight line while still allowing you to turn, if necessary.
16 . To confirm that a trailer has ABS, you can:
Remove a tire and look for the ABS sensor on the axle.
If you are unsure if a trailer is equipped with an Anti-Lock Braking System (ABS), look under the vehicle for the electronic control unit and wheel speed sensor wires coming from the back of the brakes.
17 . Failing to drain air tanks could result in:
In an air brake system, the air tanks must be periodically drained to remove accumulations of water and compressor oil. If water is not removed, it could freeze in cold weather and cause brake failure.
18 . An application pressure gauge shows:
If a vehicle is equipped, an application pressure gauge shows how much air pressure is being applied to the brakes. This gauge can help a driver identify if their brakes are beginning to fade.
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2024 Delaware | Frequently Asked Questions
To secure a CDL Doubles/Triples endorsement in Delaware, you must already have a Commercial Driver's License (CDL). You'll then need to pass the doubles/triples endorsement knowledge test. Additionally, check if you need to meet any other specific requirements set by the Delaware Division of Motor Vehicles (DMV) such as age or experience criteria.
To obtain a CDL Doubles/Triples endorsement, you must already hold a Commercial Driver's License (CDL). You'll then need to pass a knowledge test on handling large trucks with more than one trailer. This will cover topics like coupling and uncoupling, inspecting doubles and triples, and handling these vehicles. Check with your local DMV for any additional requirements.
While having experience or training driving large trucks can be beneficial, it is not explicitly required for a CDL Doubles/Triples endorsement. However, you must pass a knowledge test on handling such vehicles. Some drivers choose to take a training course to prepare for the test, but this is not mandatory according to Delaware DMV regulations.
Yes, to obtain a CDL Doubles/Triples endorsement in Delaware, you must pass a written knowledge test. This test covers topics such as coupling and uncoupling, inspecting doubles and triples, and handling these vehicles. No additional driving skills test is required beyond the initial CDL exam.
The CDL Doubles/Triples endorsement test in Delaware is a written test, not a skills or driving test. Therefore, you won't need to showcase specific maneuvers. The test covers knowledge areas like handling double/triple trailers, coupling and uncoupling, inspection procedures, and air brake checks. It's important to study these topics thoroughly.
No, it is not permissible to operate double/triple trailers without a valid CDL Doubles/Triples endorsement in Delaware. Operating such vehicles without the appropriate endorsement can lead to serious penalties, including fines, license suspension, and potential disqualification from obtaining future endorsements.
You can add the CDL Doubles/Triples endorsement to your existing commercial driver's license in Delaware. You don't need to initiate a new application for a CDL. However, you must pass the required knowledge test and pay the necessary fees to obtain this endorsement. Always check with your local DMV for specific procedures and requirements.
Yes, there are limitations for drivers with a CDL Doubles/Triples endorsement in Delaware. Drivers must follow all federal and state regulations regarding weight limits, length restrictions, and safety protocols. Also, drivers with this endorsement are not allowed to operate other types of commercial vehicles unless they have the appropriate endorsements for those vehicles as well.
The maximum weight for double/triple trailers in Delaware is 80,000 pounds. The length limit for double trailers is 28.5 feet per trailer, and for triple trailers, it's 28.5 feet for the first two trailers and 28 feet for the third trailer. However, triple trailer combinations are generally not allowed on most roads in Delaware.
Yes, drivers with a CDL Doubles/Triples endorsement must adhere to specific safety regulations. These include conducting pre-trip inspections, securing the coupling devices properly, maintaining safe following distances, and understanding high-risk crash areas. Drivers must also comply with hours of service regulations and ensure proper loading and weight distribution of cargo.
