Free Michigan CDL Double/Triple Trailers Practice Test 2022

Do you know how to pair double or triple trailers? If you are planning to take the Michigan CDL double/triple trailer endorsement test, make sure to know it! Our Michigan CDL Practice Test has the same questions as the real exam which is based on the Michigan 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 Michigan 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 2022 MI commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
MI CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
What is the purpose of a modulating control valve?
2.
To test the tractor protection valve, the engine needs to be:
3.
When coupling, correct trailer height should:
4.
The air compressor governor stops air from pumping when it reaches the "cut-out" level or around generally _________.
5.
You are driving a 100-foot truck with double trailers at 30 mph. The road is dry, and visibility is good. You should keep at least ______ seconds of space ahead of you.
6.
When testing the coupling of the double trailer, the landing gears of the rear trailer should be:
7.
How do air-operated disc brakes work?
8.
You want to hook your combination to a second trailer that has no spring brakes. To do this without wheel chocks you should:
9.
The increased likelihood of doubles and triples turning over is called:
10.
Which of these statements about quick steering movements and doubles/triples is true?
11.
An air compressor can be cooled by _______.
12.
When the safety valve releases air this indicates ___________.
13.
After coupling the converter dolly to the first trailer, the pintle hook should be:
14.
Why does a heavily-loaded vehicle take longer to stop than a lightly-loaded vehicle?
15.
Typically, air storage tanks hold enough air to allow the brakes to be used _______ even if the compressor stops working.
16.
When performing the controlled braking method for an emergency stop, you are _________.
17.
Why should you never push the brake pedal down when the spring brakes are on?
18.
In dual-air systems the pressure should build to _______.
19.
What affects the stopping distance for air brakes?
20.
The last step to uncouple a converter dolly is: