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

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

3 inches

2 inches

3 1/2 inches

2 1/2 inches

2 / 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

3 / 30

What do brake chambers do?

Convert air pressure into mechanical force

None of the above

Hold the air to be used for the brakes

Houses the brakes until they are needed

4 / 30

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

Through the air dryers

Through the quick release valve

Through the couplers

Through the rotors

5 / 30

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

50 psi

60 psi

80 psi

70 psi

6 / 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

The park brakes are released

It prepares the brakes to application

7 / 30

What do the air pressure gauges measure?

Air pressure from the primary tank

Air pressure from the secondary tank

Air pressure from both primary and secondary tanks

The air in the park brakes

8 / 30

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

No reason

It's too tough a job

There are no repairable parts inside

Only the top mechanical team could do this

9 / 30

When do the tanks drain properly?

Once the rpm is at 900 rpm

After sitting idle for two hours

None of the above

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

10 / 30

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

20-45 psi

5 psi

60 psi

30-55 psi

11 / 30

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

Nothing

A relay valve

Larger glad hand couplers

Larger air lines

12 / 30

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

Just the last axle group

Yes

Some do

13 / 30

What is the purpose of a check valve?

It checks that the hoses are running smoothly

It checks the service tanks for air

It protects the service tanks from air supply failure

None of the above

14 / 30

How many air lines go to the trailer?

Three

One

Two

Four

15 / 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

None of the above

To record all deficiencies with commercial vehicles across North America

It's club for all commercial vehicle drivers

16 / 30

What allows the brakes to release more rapidly?

Nothing

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

When the driver releases their foot from the brake pedal

When the chambers are not full of air

17 / 30

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

The secondary tank only

The primary tank only

Whichever tank has the least amount of pressure

The higher pressure of either the primary or secondary tank

18 / 30

How can spring brakes be manually released?

With a hand control

You can't

With a foot control

With a release bolt

19 / 30

What does AD-IS refer to?

Automatic Documentation Into Solids

None of the above

Automatic Drying Isolation System

Air Dryer Integrated Solution

20 / 30

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

The power axel

The last axel

The drive axel

The trailer axel

21 / 30

Which is not part of the service brake circuit?

Brake chambers

Control valve

The air dryer gauge

Air tank protected by a check valve

22 / 30

How much are the service capable of handling?

250 psi

300 psi

350 psi

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

23 / 30

What does Type 20 typically refer to?

The typical size of brake chambers for power axels

The typical size of brake chambers for steering axels

Nothing

The typical size of brake chambers for trailer axels

24 / 30

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

Air pressure gauge drops

Control valve is applied

Air volume in the circuit is lost

Air pressure flows through the chambers

25 / 30

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

According to OEM specifications

The size and number of brakes installed in the axel group

None of the above

The year the tractor was manufactured

26 / 30

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

60 psi

50 psi

30 psi

40 psi

27 / 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 have to trust your maintenance team

You would be able to smell it

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

28 / 30

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

Type 30

Type 15

Type 20

Type 40

29 / 30

What does air brake antifreeze essentially do?

To prevent rubber components in the valves from drying out

Nothing

To prevent the air from freezing

To keep the air hoses from freezing

30 / 30

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

Only the same as bus circuits

Yes

Only the same as truck circuits

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Alberta Air Brake Test 03

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