Free New Mexico CDL Double/Triple Trailers Practice Test 2022

Do you know how to pair double or triple trailers? If you are planning to take the New Mexico CDL double/triple trailer endorsement test, make sure to know it! Our New Mexico CDL Manual has the same questions as the real exam which is based on the NM CDL Test. 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 New Mexico 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 NM commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
NM CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
What is the function of a stop light switch?
2.
To test the tractor protection valve, the engine needs to be:
3.
The air compressor governor stops air from pumping when it reaches the "cut-out" level or around generally _________.
4.
If air supply drops when driving, the tractor protection valve ________.
5.
The most efficient way to drive down a long grade is to ________.
6.
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:
7.
When you turn with the tractor/triple trailer combination, the wheels that off-track (cheat) the most are:
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 service brake system ________.
10.
When driving doubles or triples in adverse or slippery weather conditions, all of the following are true except:
11.
If the dolly has spring brakes, release them with:
12.
How should the air leakage rate be tested?
13.
When checking that air is flowing to all trailers,what is used to provide air to the supply lines?
14.
In tractors and straight trucks spring brakes will come on fully when the air pressure drops to what range?
15.
If you have manual transmission _________.
16.
What is a front brake limiting valve?
17.
Where are the brake drums located?
18.
You can test whether the trailer air system is charged by:
19.
When the mechanical arm of a wig wag drops into your view that means the pressure in your system has dropped below what psi?
20.
Drivers of doubles and triples must take into greater account: