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

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

2 / 30

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

Those that are exposed

Attached to the brake chambers

Attached to the couplers

All of the above

3 / 30

Where are the ABS indicators usually mounted on trailers

On the left front of the trailer

Outside the cab

Locations that make them visible in your rear-view mirror

On the left rear of the trailer

4 / 30

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

All of the above

The company

The driver and/or operator

The technician

5 / 30

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

Loose

Missing

Cracked

Tight

6 / 30

Air compressors must always be inspected with...

The rpm below 900

The rpm below 600

The engine running

The engine stopped

7 / 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

All of the above

Attempting to move them

Brushing away any rust

8 / 30

When should wheel chocks or blocks be used?

Whenever the vehicle is parked overnight

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

All of the above

9 / 30

What will help to pinpoint a leak with air hoses?

Removing the air hoses

Putting water through the air hoses

Twisting the air hoses

Moving them back and forth

10 / 30

Slack adjusters act as levers that increase what?

All of the above

The life of the brakes

The force of the air brake chambers

The time it takes for the brakes to activate

11 / 30

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

Five

Two or three

One

Four

12 / 30

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

Damaged

Missing

Malfunctioning

Rusted

13 / 30

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

Wear

Heat damage

Stretching

Cuts

14 / 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

None of the above

Check the tanks for dents

15 / 30

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

The same make

The same length

The same thickness

The same circumference

16 / 30

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

cut drive belt

A short belt

frayed belt

a loose belt

17 / 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

It must be upright

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

None of the above

18 / 30

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

To use the same amount of air pressure each time

To ensure brake forces are balanced

For quicker stops

To help with the spring brakes

19 / 30

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

Multiple holes on the slack adjuster

mismatched air brake chamber size on a steering axle

mismatched slack adjuster effective length on a steering axle

audible air leaks

20 / 30

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

Only with heavy vehicles

Yes

Only with tandem trailers

21 / 30

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

How many belts there are

The condition and tension of the drive pulleys and belt

The size of the belts

The size of the pulley

22 / 30

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

Steel tow shoes

Bump caps

Ear plugs

Safety glasses

23 / 30

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

The clevis pin

Pin hole

The yoke

The pushrod

24 / 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

Yes

Only if it was a tandem trailer

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

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

It should give slightly when firm hand pressure is applied

It should be completely firm when hand pressure is applied

None of the above

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

27 / 30

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

The brakes will grab suddenly when the brakes are applied

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

Damage to the tire sidewalls

None of the above

28 / 30

What is the main advantage of ABS?

All of the above

They help maintain steering control during emergency braking

The are more cost-effective

They shorten the stopping ability

29 / 30

How can air brake chamber air leaks usually be detected?

By the gauges

Visually

By touching

Audibly

30 / 30

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

Air

Rubber

Water

Lubricant

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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