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.
The safety valve discharges automatically at the pressure of:
2.
In case of emergency when driving a vehicle equipped with dual parking control valves, you should:
3.
A low pressure warning signal could be __________.
4.
The proper use of the brakes when going down a long steep grade after selecting a proper gear is to brake until your speed is about ____ below the posted speed and release your brake.
5.
In a controlled braking emergency:
6.
The spring brakes used on the chambers in a straight truck will bring you to a stop when air pressure drops below ___ psi.
7.
Your truck has a dual air system and one of the systems loses its pressure. What will happen?
8.
Brake fade is caused by:
9.
When the mechanical arm of a wig wag drops into your view that means the pressure in your system has dropped below what psi?
10.
When parking a vehicle with a modulating control valve ________.
11.
If you must make an emergency stop, you should brake so you:
12.
The parking brake knob is usually:
13.
When checking the air pressure buildup, pressure should build:
14.
Besides heat, another cause of brake fade is:
15.
Repeatedly partially increasing and pressing the brake pedal may result in:
16.
All of the following apply if the low air pressure warning signal does not work except:
17.
Automatic air tanks _______.
18.
The braking power of the spring brakes ______.
19.
The air tanks must be drained because:
20.
Why should you drain water from compressed air tanks?
21.
If the air compressor has its own oil supply you should do what before driving?
22.
What is used to put alcohol into the system and reduce ice risk?
23.
Vehicles with ABS have malfunction lamps that are what color?
24.
Water and oil _______.
25.
What is the function of a safety valve?