Free Massachusetts CDL Double/Triple Trailers Practice Test 2022

Do you know how to pair double or triple trailers? If you are planning to take the Massachusetts CDL double/triple trailer endorsement test, make sure to know it! Our Massachusetts CDL Practice Test has the same questions as the real exam which is based on the MA 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 Massachusetts 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 MA commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
MA CDL Double/Triple Trailers Test format:
20 questions
16 correct answers to pass
80% passing score
List of questions
1.
What is the purpose of a front-brake limiting valve?
2.
When testing the coupling of the double trailer, the landing gears of the rear trailer should be:
3.
You will test that the trailer service brakes are working by:
4.
After coupling, the air shut-off valves at the back of the first trailer should be:
5.
Which of these statements about quick steering movements and doubles/triples is true?
6.
Which of these statements about the handling of doubles and triples is true?
7.
Brake drums should not have cracks longer than what length?
8.
The most common type of foundation brake is?
9.
Letting up on the brake pedal _______.
10.
After coupling the converter dolly to the first trailer, the pintle hook should be:
11.
Why does a heavily-loaded vehicle take longer to stop than a lightly-loaded vehicle?
12.
Which of the following factors explains why the total stopping distance for air brakes is longer than that for hydraulic brakes?
13.
In dual-air systems the pressure should build to _______.
14.
Why should you drain water from compressed air tanks?
15.
Vehicles with air brakes have pressure gauges connected to the _______.
16.
If the malfunction lamp stays on after the bulb check, __________.
17.
When the mechanical arm of a wig wag drops into your view that means the pressure in your system has dropped below what psi?
18.
Drivers of doubles and triples must take into greater account:
19.
The pintle hook should never be unlocked when:
20.
A converter dolly is used: