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.
After the trailer has been coupled to the tractor, the tractor protection control valve should be placed in what position?
2.
The trailer air supply control knob is:
3.
If your trailer goes into a skid, you should do all of the following except:
4.
The shut-off valves at the back of the last trailer should be:
5.
Supplied by the service line from the tractor, each trailer or dolly has its own:
6.
When uncoupling, make sure that the parking area:
7.
After you lock the kingpin into the fifth wheel, you should check the connection by:
8.
If the service line comes apart while you are driving a combination vehicle, but the emergency line stays together, what will happen right away?
9.
There are two things that a driver can do to prevent a rollover. They are: (1) go slow around turns, and (2):
10.
When driving a combination vehicle with multiple trailers or dollies, all air shut-off valves except the last one at the back must be:
11.
When pulling trailers:
12.
A major leak in the trailer emergency line will cause:
13.
The emergency air line controls the emergency brakes on combination vehicles, and:
14.
When checking the trailer emergency brakes, the tractor protection control valve should be placed in what position?
15.
When parking trailers without spring brakes, it is very important to:
16.
There are two things that a driver can do to prevent a rollover: They are: (1) go slow around turns, and (2):
17.
You are coupling a tractor to a semitrailer and have backed up, but are not under it. What should you hook up before backing under?
18.
After you have coupled the trailer you should raise the landing gear by using:
19.
You supply air to the trailer tanks by:
20.
When driving a set of doubles, it is necessary to close which shut-off valve in the last trailer: