Free Nebraska CDL Double/Triple Trailers Practice Test 2022

Do you know how to pair double or triple trailers? If you are planning to take the Nebraska CDL double/triple trailer endorsement test, make sure to know it! Our CDL Practice Test Nebraska has the same questions as the real exam which is based on the Nebraska 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 Nebraska 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 NE commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
NE CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
What should you do when the low air pressure warning comes on?
2.
What is the purpose of a front-brake limiting valve?
3.
The most efficient way to drive down a long grade is to ________.
4.
When connecting converter dolly to the front trailer, support gear should be:
5.
A low pressure warning signal could be __________.
6.
An air brake is made up of which of the following braking systems?
7.
Brake linings should not be _______.
8.
How do you check the low pressure warning signal?
9.
You are visually checking the coupling of a converter dolly to the rear trailer. How much space should be between the upper and lower fifth wheel?
10.
If the air compressor has its own oil supply you should do what before driving?
11.
Wedge brakes and disc brakes are ______ than s-cam brakes.
12.
When testing the trailer emergency brakes, charge the system, pull out the trailer air supply control, and:
13.
In tractors and straight trucks spring brakes will come on fully when the air pressure drops to what range?
14.
Typically, air storage tanks hold enough air to allow the brakes to be used _______ even if the compressor stops working.
15.
Why should the air hoses connected to the brake chambers be checked?
16.
What does the air compressor governor control?
17.
Which of the following factors explains why the total stopping distance for air brakes is longer than that for hydraulic brakes?
18.
To position the converter dolly over short distances you can:
19.
Drivers of doubles and triples must take into greater account:
20.
When uncoupling the rear trailer, which of these should be done first?