Ontario Air Brake Test 08

As a potential commercial driver in Ontario, it is important to demonstrate proficiency in air brake systems before getting behind the wheel. The Ontario air brake practice test is an invaluable resource in preparing for the required written examination. The test evaluates a candidate’s knowledge of air brake systems, including mechanics, components, and operation. The test also covers safety rules and regulations regarding air brake systems. Taking the practice test is a great way to identify gaps in knowledge and build the skills necessary to succeed on the real examination. With the right preparation and study, passing the Ontario air brake test can unlock exciting new career opportunities and lead to a rewarding career as a commercial driver.

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Ontario Air Brake Test 08

1 / 30

When inspecting the air-tank drain valves, you should drain the supply tank until what happens?

2 / 30

The most common brake chamber size is...

3 / 30

What happens when brakes with manual slack adjusters are out of adjustment?

4 / 30

While inspecting brake adjustment, the pushrod marks must be...

5 / 30

The vehicle fails the air-tank drain valves test when...

6 / 30

Which statement is false? Some body design and suspension of some vehicles may limit safe access to the air tanks and drains unless...

7 / 30

When testing automatic application of the trailer spring brakes and uncertain that the trailer spring brakes have applied, what should you do?

8 / 30

The type of brake chamber also affects the specified brake adjustment limit, which can vary by how many millimetres between standard and long-stroke brake chambers?

9 / 30

When testing the tractor (towing vehicle) protection valve, you should note whether the air exhausts from where?

10 / 30

Each air brake chamber's pushrod stroke must not exceed...

11 / 30

When testing air-loss rate, why should you disregard the initial pressure drop?

12 / 30

Which statement is false? Inspect brake chambers at each wheel for...

13 / 30

While inspecting the vehicle, why should you park on level ground?

14 / 30

When testing the tractor (towing vehicle) protection valve and are concerned that the vehicle has no anti-compounding valve, what should you do?

15 / 30

Can brake-stroke indicators be fitted to the brake linkage?

16 / 30

Brake chamber pushrods are generally marked with what?

17 / 30

Who should repair and perform brake re-adjustments on manual slack adjusters?

18 / 30

Which of the following is not a required step for testing the air-tank drain valves?

19 / 30

Since adjustment limits vary depending on the size and type of air brake chamber, what must you be able to identify?

20 / 30

How many methods are available to measure applied pushrod stroke?

21 / 30

Which statement is false? If you are performing a brake-inspection inspection as part of a practical examination, you must know your vehicle's brake chamber size and type and bring the following items...

22 / 30

Brake wear occurs at varying rates, depending on what?

23 / 30

Automatic slack or brake adjusters are used for...

24 / 30

Which statement is false? Long-stroke brake chambers can be identified by the following visible characteristics...

25 / 30

What happens to the brake pushrod stroke as the brakes wear?

26 / 30

What does an air dryer purge also signal?

27 / 30

The most visible and permanent of the markings used to identify long-stroke brake chambers are...

28 / 30

What would happen to the vehicle if the driver were operating a vehicle with defects or failing to conduct the required inspections?

29 / 30

When testing the low-air warning device, how often should you press and release the brake pedal?

30 / 30

Which statement is false? While inspecting brake adjustment, mark the pushrod at the brake chamber or a suitable fixed reference point with what?

Your score is

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