Ontario Air Brake Test 06

If you are preparing to take the Ontario air brake test, it is essential to practice with the Ontario air brake practice test.

1 / 30

When should wheel chocks or blocks be used?

All of the above

Whenever the vehicle is at the weigh station

Whenever a test or inspection procedure requires the driver to leave the driver's seat with the parking brakes released

Whenever the vehicle is parked overnight

2 / 30

Most slack adjusters are designed with how many holes for attachment of the pushrod?

One

Five

Four

Two or three

3 / 30

In addition to inspecting the tanks themselves, what else should you check?

Check for any missing tanks

Check the security of the mounting brackets and hardware that hold the air tanks to the vehicle

Check the tanks for dents

None of the above

4 / 30

Which answer is false? An inspection of a vehicle's air brake chambers includes...

Multiple holes on the slack adjuster

mismatched slack adjuster effective length on a steering axle

audible air leaks

mismatched air brake chamber size on a steering axle

5 / 30

What is the problem when the lining is worn too thin?

None of the above

The brakes will grab suddenly when the brakes are applied

Damage to the tire sidewalls

There is an increased danger of brake failure and damage to other components

6 / 30

When problems develop within the wheel, what could come into contact with the brake lining?

Water

Air

Lubricant

Rubber

7 / 30

Which of the following is not considered a defective brake lining?

Tight

Cracked

Loose

Missing

8 / 30

Which statement is false? When inspecting the air compressor, the driver must check for...

frayed belt

A short belt

cut drive belt

a loose belt

9 / 30

How would you know if the belt is in good condition?

None of the above

It should give slightly when firm hand pressure is applied

It should move up to 5 cm when hand pressure is applied

It should be completely firm when hand pressure is applied

10 / 30

To ensure balanced braking, slack adjusters on each side of an axle should be...

The same make

The same thickness

The same circumference

The same length

11 / 30

What will help to pinpoint a leak with air hoses?

Removing the air hoses

Moving them back and forth

Twisting the air hoses

Putting water through the air hoses

12 / 30

Which of the following is not safety equipment required to inspect air brake systems?

Safety glasses

Bump caps

Steel tow shoes

Ear plugs

13 / 30

How would drivers know the ABS is not working before it's too late?

A warning light will light up on the dashboard

The vehicle slows down on its own

The driver will feel a shudder while braking

A buzzer will sound

14 / 30

Under normal driving conditions on clean dry roads, will you notice any difference between vehicles with anti-lock braking and those without it?

Yes

Only with tandem trailers

Only with heavy vehicles

15 / 30

The slack adjuster's effective length is the distance between the centre of the camshaft and...

Pin hole

The clevis pin

The yoke

The pushrod

16 / 30

For the brakes to work, what position should the brake-shoe lining be in?

It must out of contact with the drum when brakes are released

None of the above

It must be slightly contacting the drum when the brakes are applied

It must be upright

17 / 30

Air tanks must remain securely attached to the vehicle. Check that they are secure both by looking at them and by...

Tightening the brackets

Brushing away any rust

All of the above

Attempting to move them

18 / 30

If a compressor is belt-driven, what should you inspect?

How many belts there are

The size of the belts

The condition and tension of the drive pulleys and belt

The size of the pulley

19 / 30

Slack adjusters act as levers that increase what?

All of the above

The time it takes for the brakes to activate

The force of the air brake chambers

The life of the brakes

20 / 30

Why should the brake on each end of an axle have the same size air brake chamber?

To help with the spring brakes

For quicker stops

To use the same amount of air pressure each time

To ensure brake forces are balanced

21 / 30

Which statement is false? Drivers are expected to identify brake components that are...

Damaged

Malfunctioning

Rusted

Missing

22 / 30

How can air brake chamber air leaks usually be detected?

By touching

By the gauges

Audibly

Visually

23 / 30

What is the main advantage of ABS?

All of the above

They shorten the stopping ability

The are more cost-effective

They help maintain steering control during emergency braking

24 / 30

Air compressors must always be inspected with...

The engine stopped

The engine running

The rpm below 600

The rpm below 900

25 / 30

If an anti-lock braking system malfunction occurs, is regular brake function still available?

Yes

Only if you pump the brakes

The emergency brake only

26 / 30

Which brake hoses and tubes are likely to suffer the most damage?

Attached to the brake chambers

All of the above

Those that are exposed

Attached to the couplers

27 / 30

Which statement is false? Damage or deterioration to brake hoses and tubes may be in the form of...

Heat damage

Wear

Stretching

Cuts

28 / 30

Although all the other air brake chambers are working, would you be prohibited from operating a vehicle with an air brake chamber defect on any road or highway?

Only if the overall trip was greater than 160 km

Only if it was a tandem trailer

Yes

29 / 30

Where are the ABS indicators usually mounted on trailers

On the left front of the trailer

On the left rear of the trailer

Locations that make them visible in your rear-view mirror

Outside the cab

30 / 30

Operating a vehicle with defects or failing to conduct the required inspections can result in charges against whom?

The driver and/or operator

All of the above

The company

The technician

Your score is

By WordPress Quiz plugin

This test is designed to help you understand the complex system of air brakes that are used in commercial vehicles. The practice test will cover topics such as air brake components, air system leaks, proper braking technique, and emergency procedures. It will also require you to answer multiple-choice questions that are designed to test your knowledge of the material. By taking the Ontario air brake practice test, you will be well prepared to tackle the real test and obtain your air brake endorsement. Remember, the key to success is to study and practice, so don’t hesitate to take advantage of this valuable resource. Good luck!

Ontario Air Brake Test 06

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