Free Rhode Island CDL Air Brakes Practice Test 2022

Do you need a Rhode Island Air Brakes endorsement or an L endorsement for your commercial driving license? The Rhode Island CDL Air Brake test has some differences from other endorsements because your license will receive a mark of restriction if you fail the test. So having good preparation before exam day is very necessary. To ensure that our questions are relevant, all of our CDL practice test packs are based on the RI CDL Manual. Each question has a detailed explanation for you to thoroughly learn the format and the topic. Don't be afraid of having a restriction on your license. Let’s try our RI CDL Practice Test to get ready to pass the Rhode Island CDL Air Brake Test now. 

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 Air Brakes Test format:
25 questions
20 correct answers to pass
80% passing score
List of questions
1.
"A slack adjuster’s free play needs to be adjusted if it is more than about ______ when you pull hard on it."
2.
A low air pressure warning signal is ________.
3.
Excessive use of the service brakes results in overheating which can lead to:
4.
The most important thing to do when a low air pressure warning comes on is:
5.
To test the vehicle's service brakes, move the vehicle:
6.
Total stopping distance for air brakes is longer than that for hydraulic brakes due to ______ distance.
7.
The 3 individual systems of the air brakes are the service brakes, emergency brake, and:
8.
When the engine is off and the parking brake released, a single vehicle air loss rate should be less than ________ psi in one minute.
9.
Where is the modulating control valve located on some vehicles?
10.
When increased application pressure to maintain the same speed becomes necessary, you should ______.
11.
In most newer vehicles, the parking brake control will be:
12.
The safety valve reduces pressure at ___ psi.
13.
If air pressure is not built up within the correct amount of time, then:
14.
How should you check that your service brakes are working properly?
15.
To stop the vehicle, the brake shoes and linings are pushed against:
16.
To test the parking brake, stop the vehicle, put the parking brake on, and:
17.
The most common problem found in roadside inspections is:
18.
The brake pedal in an air brake system _______.
19.
If one air system is very low on pressure _______.
20.
Why should you check the brake adjustment often?
21.
How does the antilock brake system benefit the driver?
22.
Automatic adjusters should ________.
23.
What is proper braking technique for drivers travelling down a hill or any other downgrade?
24.
Typically, at what psi does the air compressor governor stop the compressor from pumping air?
25.
The governor stops the compressor from pumping air at: