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

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

The year the trailer was built

You would be able to smell it

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

You would have to trust your maintenance team

2 / 30

When do the tanks drain properly?

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

None of the above

Once the rpm is at 900 rpm

3 / 30

What is the purpose of a check valve?

It checks the service tanks for air

None of the above

It protects the service tanks from air supply failure

It checks that the hoses are running smoothly

4 / 30

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

2 1/2 inches

3 inches

3 1/2 inches

2 inches

5 / 30

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

Some do

Yes

Just the last axle group

6 / 30

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

A relay valve

Larger air lines

Nothing

Larger glad hand couplers

7 / 30

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

50 psi

60 psi

80 psi

70 psi

8 / 30

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

The power axel

The last axel

The trailer axel

The drive axel

9 / 30

What does Type 20 typically refer to?

Nothing

The typical size of brake chambers for steering axels

The typical size of brake chambers for trailer axels

The typical size of brake chambers for power axels

10 / 30

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

Air pressure flows through the chambers

Control valve is applied

Air volume in the circuit is lost

Air pressure gauge drops

11 / 30

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

Only the top mechanical team could do this

There are no repairable parts inside

It's too tough a job

No reason

12 / 30

Which is not part of the service brake circuit?

Control valve

Air tank protected by a check valve

Brake chambers

The air dryer gauge

13 / 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

14 / 30

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

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

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

15 / 30

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

Type 40

Type 15

Type 20

Type 30

16 / 30

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

None of the above

The year the tractor was manufactured

The size and number of brakes installed in the axel group

According to OEM specifications

17 / 30

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

Through the couplers

Through the rotors

Through the air dryers

Through the quick release valve

18 / 30

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

50 psi

60 psi

40 psi

30 psi

19 / 30

When the park control valve is pulled, what happens?

The park brakes are released

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

None of the above

It prepares the brakes to application

20 / 30

How much are the service capable of handling?

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

250 psi

350 psi

300 psi

21 / 30

What does air brake antifreeze essentially do?

To prevent rubber components in the valves from drying out

To keep the air hoses from freezing

To prevent the air from freezing

Nothing

22 / 30

How many air lines go to the trailer?

Three

One

Four

Two

23 / 30

What allows the brakes to release more rapidly?

When the driver releases their foot from the brake pedal

Nothing

When the chambers are not full of air

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

24 / 30

How can spring brakes be manually released?

With a hand control

With a foot control

You can't

With a release bolt

25 / 30

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

20-45 psi

30-55 psi

60 psi

5 psi

26 / 30

What does AD-IS refer to?

None of the above

Automatic Documentation Into Solids

Automatic Drying Isolation System

Air Dryer Integrated Solution

27 / 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

28 / 30

What do the air pressure gauges measure?

Air pressure from the secondary tank

The air in the park brakes

Air pressure from both primary and secondary tanks

Air pressure from the primary tank

29 / 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

30 / 30

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

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

It's club for all commercial vehicle drivers

To record all deficiencies with commercial vehicles across North America

None of the above

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Alberta Air Brake Test 03

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