DrivingTest.ca is an online driving test practice site that serves all provinces and territories in Canada. Advance through the practice tests at your own pace on any computer, tablet or mobile phone with internet access. While these tests are not the same as the actual ones you will be taking, they can give you a good idea of what to expect. It is all FREE!

Advertisements

Ontario Air Brake Practice Test – Quiz 01

Ontario Air Brake Test 01

Under the Ontario Highway Traffic Act, an air brake system should never drop below what pressure?

a.
b.
c.
d.

Question 1 of 30

The pushrod stroke is produced by compressed air entering...?

a.
b.
c.
d.

Question 2 of 30

At what pressure do safety valves on air brake systems normally open?

a.
b.
c.
d.

Question 3 of 30

A braking system works by converting mechanical energy into what?

a.
b.
c.
d.

Question 4 of 30

Which of these vehicles is most likely to have air brakes?

a.
b.
c.
d.

Question 5 of 30

If you are driving and a warning tells you that your air pressure is low, what should you do?

a.
b.
c.
d.

Question 6 of 30

Which of these can you expect from an air brake system that you will not get in a hydraulic brake system?

a.
b.
c.
d.

Question 7 of 30

A warning device must alert the driver if the pressure in the air brake system falls to what level?

a.
b.
c.
d.

Question 8 of 30

The spring brake subsystem is designed for which of these?

a.
b.
c.
d.

Question 9 of 30

Why is it important for you to know where compressed air from the air brake system on your vehicle exhausts?

a.
b.
c.
d.

Question 10 of 30

The actual air brake system pressure range must never be lower than 552 kPa (80 psi) or higher than....

a.
b.
c.
d.

Question 11 of 30

In an air brake system, what purpose does the alcohol evaporator serve?

a.
b.
c.
d.

Question 12 of 30

Spring brakes are applied when...?

a.
b.
c.
d.

Question 13 of 30

The air tanks for an air brake system can be found where?

a.
b.
c.
d.

Question 14 of 30

When draining tanks on an air brake system, which tank should be drained first?

a.
b.
c.
d.

Question 15 of 30

If an air brake system has an air dryer, where will it be found?

a.
b.
c.
d.

Question 16 of 30

Moisture in an air brake system can be dangerous for what reason?

a.
b.
c.
d.

Question 17 of 30

Many vehicle manufacturers recommend draining moisture and oil from a vehicle's air tanks at what interval?

a.
b.
c.
d.

Question 18 of 30

As you press down on the brake pedal, what happens to the valve which is attached to it?

a.
b.
c.
d.

Question 19 of 30

Where will you find the air pressure gauge for an air brake system?

a.
b.
c.
d.

Question 20 of 30

Spring brakes will normally start to apply when system pressure drops below...?

a.
b.
c.
d.

Question 21 of 30

In a normal braking situation, most modern air brake vehicles will use automatic valves to do what?

a.
b.
c.
d.

Question 22 of 30

In an air brake system, what does the governor do?

a.
b.
c.
d.

Question 23 of 30

Which is the only one of these that is part of a disc brake system?

a.
b.
c.
d.

Question 24 of 30

Where will you find air brake chambers?

a.
b.
c.
d.

Question 25 of 30

The air compressor for an air brake system draws its power from where?

a.
b.
c.
d.

Question 26 of 30

The supply tank for an air brake system does what?

a.
b.
c.
d.

Question 27 of 30

Why do air brake systems have dual-service tanks?

a.
b.
c.
d.

Question 28 of 30

Which of these persons can perform brake readjustments on manual and automatic slack adjusters?

a.
b.
c.
d.

Question 29 of 30

In an air brake system, the service brake subsystem is used for what?

a.
b.
c.
d.

Question 30 of 30


 

It is recommended that you take a practice test before you take the actual written test. Please note, however, that this is not the actual test, and you will not receive your license if you pass this sample practice test. If you’re getting your commercial licence, you've come to the right place.

Advertisements

Ontario Air Brake Practice Test

Our free Ontario Air Brake practice test questions and answers will prepare you to pass Ontario official Air Brakes knowledge test. To begin your career in trucking, you must obtain your Ontario Class A or Class D Truck Driver Licence. The appropriate CDL endorsements you will need are based on the type of trucking career you plan to pursue. To obtain these endorsements, you are required to complete a written knowledge test successfully. Making certain you are adequately prepared for your written knowledge test will prevent you from wasting time and money. Taking practice CDL tests is the best way to get prepared.

Passing your air brake test doesn’t have to be a stressful experience. Follow this important tip, and you should pass the test with no problem.

Start Preparing Early – Don’t try to cram the night before. Give yourself a few weeks to study all of the materials such as this Ontario air brake practice test. Trying to learn all of the information in a couple of days will only cause you unneeded stress and anxiety come test time. Relax, take your time and study at a comfortable pace.

Ontario Air Brake Practice Test 01
4.1 (82.16%) 231 votes


Sometimes all it takes to succeed at something is good coaching. This applies to athletes as much as it applies to future drivers. The time spent preparing for the Driver's License written exam is the most crucial to take advantage of properly. With a little help, a perfect mark on the exam is possible, even if it takes more than one try. DRIVINGTEST.CA based solely on the idea of providing a simpler and more user-friendly approach to the world of driving. Our goal is not only to teach people how to safely operate a motor vehicle but also to give the best possible online training for becoming smart & skillful drivers in this highly motorized age.

Advertisements