Free New Hampshire CDL Combination Vehicles Practice Test 2022

You have to pass the New Hampshire CDL combination vehicles endorsement to get ready for propelling your career with your license. You are looking for good source material for your coming CDL test? You are in the right place. Our NH CDL Practice Test is a great resource for beginners. The test is designed for you to have exactly the experience of the exam as you will be more familiar with both the test format and the subject. Our CDL practice test covers topics ranging from combination vehicle maintenance to safely driving a complex rig. Each question is based on the official NH CDL Manual so you can be sure that the information in our test is accurate and relevant to your examination. In addition, each question has a detailed explanation so that it is very useful for you to learn from your mistakes. Preparing well before test day with questions and content that we cover. Start with our Free New Hampshire CDL Combination Vehicles Practice Test today and walk out with your endorsement!

Our CDL practice tests:
Based on 2022 NH commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
NH CDL Combination Vehicles Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
To prevent moisture from entering the electrical cable when disconnected:
2.
For proper hose coupling, lines are often color-coded. Service lines are usually:
3.
The air leakage rate for a combination vehicle (engine off, brakes on) should not be more than _____ psi per minute.
4.
A function of the tractor protection valve is:
5.
The tractor protection valve will close, and the trailer emergency brakes will come on when there is a major leak in the _____ brake line.
6.
The trailer service brakes should be tested with the hand control, and controlled during normal operation by:
7.
In order to allow the trailer brakes to be applied more quickly, what is connected to the service air line?
8.
When backing under the trailer, air lines:
9.
You are driving a combination vehicle when the trailer breaks away, pulling apart both air lines. You expect the trailer brakes to come on and:
10.
Before coupling or uncoupling, the trailer wheels should always be:
11.
Which of these statements is true?
12.
What is the term for a commercial vehicle habit of swinging wide on turns?
13.
To stop other drivers from passing you on the right when turning wide:
14.
When should you use the hand valve to park a combination vehicle?
15.
If the wheels of the trailer lock up and the trailer swings around, it could cause a:
16.
When uncoupling, the tractor should:
17.
When coupling or uncoupling, all of these apply to the trailer except:
18.
When backing a tractor under a trailer you should:
19.
When uncoupling the trailer, after you shut off the trailer air supply and lock the trailer brakes, you should:
20.
While checking if the trailer is securely coupled to the tractor, the landing gears should be: