Alberta Air Brake Test 03

Taking the Alberta Air Brake practice test is essential to obtaining the required certification to operate vehicles equipped with air brakes. Not only does the practice test help you gauge your knowledge, but it also helps you prepare for the official exam. It is a means to identify gaps in your understanding and provides an opportunity to rectify them. Carrying out ample practice can help you pass the exam with flying colors.

1 / 30

How can spring brakes be manually released?

With a hand control

You can't

With a release bolt

With a foot control

2 / 30

What does Type 20 typically refer to?

The typical size of brake chambers for steering axels

The typical size of brake chambers for power axels

Nothing

The typical size of brake chambers for trailer axels

3 / 30

The low air alarm is set to activate if air pressure drops below what psi?

80 psi

70 psi

60 psi

50 psi

4 / 30

A long stroke chamber has a total stroke of...

3 inches

3 1/2 inches

2 inches

2 1/2 inches

5 / 30

How many air lines go to the trailer?

One

Two

Four

Three

6 / 30

Are trainer service and park circuits the same as truck and bus circuits?

Only the same as truck circuits

Only the same as bus circuits

Yes

7 / 30

Spring park brakes begin to apply if system air pressure drops below what pressure?

50 psi

60 psi

40 psi

30 psi

8 / 30

What do the air pressure gauges measure?

Air pressure from both primary and secondary tanks

Air pressure from the secondary tank

Air pressure from the primary tank

The air in the park brakes

9 / 30

To reduce lag time, what is installed near the brake chambers?

Larger air lines

Larger glad hand couplers

Nothing

A relay valve

10 / 30

What allows the brakes to release more rapidly?

When the chambers are not full of air

When air pressure in the brake chambers exhausts through the quick release valve

When the driver releases their foot from the brake pedal

Nothing

11 / 30

What is the purpose of a check valve?

It protects the service tanks from air supply failure

None of the above

It checks that the hoses are running smoothly

It checks the service tanks for air

12 / 30

Since not all trailers should have alcohol-based antifreeze, how would you know if they should?

The year the trailer was built

There will be a decal fitted to the front of the trailer warning against alcohol use

You would have to trust your maintenance team

You would be able to smell it

13 / 30

The park brake control valve pops out when the pressure drops to what psi?

30-55 psi

5 psi

60 psi

20-45 psi

14 / 30

What is the typical size of brake chambers for load bearing axels?

Type 30

Type 15

Type 20

Type 40

15 / 30

How much are the service capable of handling?

250 psi

350 psi

At least five times the compressor cut-out pressure or 500 psi, whichever is greater

300 psi

16 / 30

What is the purpose of the Commercial Vehicle Safety Alliance (CVSA)?

It's club for all commercial vehicle drivers

None of the above

To record all deficiencies with commercial vehicles across North America

To standardize commercial vehicle inspections so that defects are applied equally throughout North America

17 / 30

When do the tanks drain properly?

None of the above

Once the rpm is at 900 rpm

After sitting idle for two hours

Not until the air pressure is depleted and the contamination settles down and starts to drip from the tank

18 / 30

Power units have two service circuits: one for the steering axel. What is the other one?

The trailer axel

The drive axel

The power axel

The last axel

19 / 30

What does air brake antifreeze essentially do?

To prevent the air from freezing

To keep the air hoses from freezing

To prevent rubber components in the valves from drying out

Nothing

20 / 30

When the park control valve is pulled, what happens?

Air is exhausted and the park spring expands and applies the foundation brake

None of the above

It prepares the brakes to application

The park brakes are released

21 / 30

What do brake chambers do?

Hold the air to be used for the brakes

None of the above

Houses the brakes until they are needed

Convert air pressure into mechanical force

22 / 30

Which is not part of the service brake circuit?

Control valve

Brake chambers

The air dryer gauge

Air tank protected by a check valve

23 / 30

Does every axle group will have an independent service brake circuit?

Some do

Just the last axle group

Yes

24 / 30

Which statement is false? During a brake application...

Control valve is applied

Air pressure flows through the chambers

Air volume in the circuit is lost

Air pressure gauge drops

25 / 30

Air pressure for the park circuit is delivered from which tank?

The higher pressure of either the primary or secondary tank

The primary tank only

The secondary tank only

Whichever tank has the least amount of pressure

26 / 30

It's not recommended to take park springs apart. Why is this?

No reason

It's too tough a job

Only the top mechanical team could do this

There are no repairable parts inside

27 / 30

How much full-service brake applications should the air tank volume capacity be capable of providing?

A minimum of 12 full-service brake applications for power units and 8 full-service applications for trailers

A minimum of 8 full-service brake applications for power units and 12 full-service applications for trailers

a minimum of 10 full-service brake applications for power units and 10 full-service applications for trailers

a minimum of 6 full-service brake applications for power units and 4 full-service applications for trailers

28 / 30

The capacity of a service tank is set according to what?

According to OEM specifications

None of the above

The year the tractor was manufactured

The size and number of brakes installed in the axel group

29 / 30

What does AD-IS refer to?

Automatic Drying Isolation System

None of the above

Automatic Documentation Into Solids

Air Dryer Integrated Solution

30 / 30

When the brakes are released, where is the air typically released through?

Through the quick release valve

Through the rotors

Through the couplers

Through the air dryers

Your score is

Alberta Air Brake Test 03

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