Free Rhode Island CDL Double/Triple Trailers Practice Test 2022

Do you know how to pair double or triple trailers? If you are planning to take the CDL double/triple trailer endorsement test, make sure to know it! Our RI CDL Practice Test has the same questions as the real exam which is based on the RI 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 Rhode Island 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 RI commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
RI CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
What is the "cut-in" pressure for most air compressor governors?
2.
An application pressure gauge shows how much air you are applying to the brakes. Increased application pressure to maintain the same speed indicates that __________.
3.
In terms of stability, doubles and triples are:
4.
How often should alcohol containers be checked during cold weather?
5.
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:
6.
To check if the converter dolly is securely coupled to the rear trailer you should:
7.
When you turn with the tractor/triple trailer combination, the wheels that off-track (cheat) the most are:
8.
On older vehicles, a low air pressure warning signal comes on at what psi?
9.
The air compressor should pump air starting at what psi?
10.
The trailer air supply control should pop out when the air pressure falls into the pressure range of:
11.
When driving doubles or triples in adverse or slippery weather conditions, all of the following are true except:
12.
If the dolly has spring brakes, release them with:
13.
During a normal drive, the spring brakes are held back by _____.
14.
What distinguishes a wedge brake from other types of brakes?
15.
When testing the trailer emergency brakes, charge the system, pull out the trailer air supply control, and:
16.
When stab braking if you re-apply the brakes before the wheels start rolling, __________.
17.
Water and oil _______.
18.
Where are the brake drums located?
19.
Why should you drain water from compressed air tanks?
20.
A visual inspection after coupling should show that: