Free Ohio CDL Double/Triple Trailers Practice Test 2023

Do you know how to pair double or triple trailers? If you are planning to take the Ohio CDL double/triple trailer endorsement test, make sure to know it! Our Ohio CDL Practice Test has the same questions as the real exam which is based on the Ohio 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 Ohio 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 2021 OH commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
OH CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
What is the function of an "application pressure gauge"?
What should you do when the low air pressure warning comes on?
An application pressure gauge shows how much air you are applying to the brakes. Increased application pressure to maintain the same speed indicates that __________.
The most efficient way to drive down a long grade is to ________.
How do air-operated disc brakes work?
On large buses low pressure warning devices usually signal at ______.
After coupling, the air shut-off valves at the back of the first trailer should be:
The braking power of the spring brakes ______.
Brake linings should not be _______.
Which of these statements about quick steering movements and doubles/triples is true?
A front brake limiting valve ______.
When uncoupling twin trailers you should park:
Before you can supply air to the air tanks of a second trailer you need to:
What is a front brake limiting valve?
If your vehicle has an alcohol evaporator, the evaporator's purpose is to _____.
Which of the following factors explains why the total stopping distance for air brakes is longer than that for hydraulic brakes?
Why should you drain water from compressed air tanks?
To position the converter dolly over short distances you can:
The last step to uncouple a converter dolly is:
A converter dolly is used: