Free Florida CDL Double/Triple Trailers Practice Test 2022

Do you know how to pair double or triple trailers? If you are planning to take the CDL double/triple trailer endorsement test, make sure to know it! Our Florida Double/Triple Trailers Practice Test has the same questions as the real exam which is based on the Florida CDL Handbook. 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 Florida CDL practice test an unlimited number of times to make sure you learn all the questions. Let’s try our CDL practice test today and pass your CDL endorsement exam! Good luck and keep driving safely!

Our CDL practice tests:
Based on 2022 FL commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
FL CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
The part of the combination vehicle most likely to turn over is the:
2.
What is the function of an "application pressure gauge"?
3.
What is a modulating control valve?
4.
Which is true when checking air flow to all trailers?
5.
The air compressor governor stops air from pumping when it reaches the "cut-out" level or around generally _________.
6.
If air supply drops when driving, the tractor protection valve ________.
7.
On large buses low pressure warning devices usually signal at ______.
8.
With the hand valve on, you should test the trailer brakes by opening the service line valve at the rear of the trailer. When you do this, you should hear:
9.
To check if the converter dolly is securely coupled to the rear trailer you should:
10.
If the rear trailer does not have spring brakes, disconnecting the emergency line after charging will:
11.
When uncoupling twin trailers you should park:
12.
How do you check the low pressure warning signal?
13.
A safety valve that releases air _______.
14.
When inspecting the shut-off valves on doubles and triples, all of the following is true except:
15.
An air compressor can be cooled by _______.
16.
Why should you check the brake adjustment often?
17.
The tractor protection valve should pop out when air pressure falls to:
18.
If you have manual transmission _________.
19.
What does the air compressor governor control?
20.
The pintle hook should never be unlocked when: