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Free Arizona CDL Double/Triple Trailers Practice Test 2023

Do you know how to pair double or triple trailers? If you are planning to take the Arizona CDL double/triple trailer endorsement test, make sure to know it! Our Arizona CDL practice test pack has the same questions as the real exam which is based on the Arizona CDL manual. It covers most of the subject areas on the Double/Triple Trailers Test such as pulling double and triple trailers, the risk of rollover, managing space, and special considerations when hauling multiple trailers. In addition, each question has a detailed explanation that will help you understand the concept and answer future questions about it correctly. If you don't get the pass right away, you can take this CDL practice test an unlimited number of times to make sure you learn all the questions. Let’s try our Free Arizona CDL Double/Triple Trailers Practice Test today and pass your CDL endorsement exam! Good luck and keep driving safely!

Our CDL practice tests:
Based on 2021 AZ commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
AZ CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
Study now
List of questions
1.
To test the tractor protection valve, the engine needs to be:
2.
Air brakes take longer to stop than hydraulic brakes because _______.
3.
Automatic adjusters should ________.
4.
How often should alcohol containers be checked during cold weather?
5.
To check if the converter dolly is securely coupled to the rear trailer you should:
6.
Brake linings should not be _______.
7.
On older vehicles, a low air pressure warning signal comes on at what psi?
8.
Which of these statements about quick steering movements and doubles/triples is true?
9.
During normal operation, the brakes of the double/triple trailer are controlled by:
10.
The tractor protection valve should pop out when air pressure falls to:
11.
Why should you check the brake adjustment often?
12.
Where is compressed air stored?
13.
When checking that air is flowing to all trailers, what is used to provide air to the supply lines?
14.
Typically, air storage tanks hold enough air to allow the brakes to be used _______ even if the compressor stops working.
15.
It's important that a warning signal comes on before the air pressure in the tank falls below _______.
16.
What does the air compressor governor control?
17.
A safe speed on a curve for a smaller commercial vehicle:
18.
If the air compressor does not have its own oil supply, how is it lubricated?
19.
If your vehicle has an alcohol evaporator, the evaporator's purpose is to _____.
20.
To position the converter dolly over short distances you can:
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