Saskatchewan Air Brake Test 02

In Saskatchewan, air brake endorsement is vital for heavy commercial vehicles, so passing the official exam with high marks entitles you to operate heavy commercial vehicles with air brakes confidently. Invest some time to practice with the free Saskatchewan Air Brake practice test, study hard, and take the exam when you’re adequately prepared. Don’t forget that practice makes perfect, and with adequate preparation, you will pass the exam with flying colors.

1 / 30

Each reservoir is equipped with a drain valve called...

A release valve

A tank valve

A push drain

A draincock

2 / 30

Although most compressors use the truck's lubrication, others are...

Self-lubricated

Air lubricated

Not lubricated

Manually lubricated

3 / 30

The governor must put the compressor back into the pumping stage at a minimum of...

70 psi

110 psi

80 psi

100 psi

4 / 30

All compressors run continuously...

When the engine is running

When the generator is running

When the engine is off

All of these

5 / 30

Should compressors that have their own filtration system be serviced on a regular basis?

Only if directed by a service technician

Only if a warning light shows up on the dashboard

Yes

6 / 30

How often must reservoirs be completely drained?

Every 12 hours

After each run

Daily

Weekly

7 / 30

Will the reservoirs be able to store a sufficient volume of air to allow several brake applications if the engine stops or the compressor fails?

Depending on the number of reservoirs

Yes

Depending on the size of the reservoirs

8 / 30

When you press down on the foot valve, air pressure enters the pressure side of the brake chamber through what?

The slack adjuster

The exhaust port

The spring valve

The inlet port

9 / 30

What happens when air pressure is released from the service-brake chamber?

The spring brakes activate

The wheels stop turning

None of these

The return spring returns the diaphragm and push rod to their released positions

10 / 30

Air compression is controlled and limited by what?

A hand valve

A governor

A control valve

The foot valve

11 / 30

What's another name for the floor-mounted brake pedal?

Out-take valve

Treadle

Pedal valve

Intake valve

12 / 30

Air compressors are either gear driven directly from the engine or...

Hydraulic oil

Belt driven

None of these

Chain-link driven

13 / 30

What is the purpose of brake shoes and drums or brake rotors and pads?

To create the friction needed to stop the vehicle

To prepare the vehicle to stop

All of these

To house the braking components

14 / 30

What is referred to as a diaphragm?

None of these

A small port

A heavy rubber partition in the brake chamber that activates the brakes when air is forced against it

A rubber seal that stops air from penetrating it

15 / 30

What is the purpose of a governor?

It controls the volume of air from the compressor

It loads or unloads the compressor

It lubricates the compressor

It turns off the compressor

16 / 30

How many main components are there in an air brake system?

Eight

Four

Five

Six

17 / 30

The governor must take the compressor out of its pumping stage when system air pressure reaches...

80-90 psi

150-170 psi

90-110 psi

120-145 psi

18 / 30

The governor will normally cut in how much below the cut-out pressure?

20-25 psi

10-15 psi

40-45 psi

30-35 psi

19 / 30

How is heat generated by the brakes dissipated?

By passing it off into the atmosphere

It's pushed into the air lines

It's absorbed into the tires

It's absorbed through the pads

20 / 30

What is the purpose of a reservoir?

To dissipate the air after use

None of these

To hold the air after use

To store the compressed air

21 / 30

When the brakes are applied, air pushes against each service-brake diaphragm causing the push rod to move against...

The brake camshaft

The slack adjuster

The return spring

The brake cam

22 / 30

The compressor's intake system draws air from either its own air filter or...

From a motorized fan

From the engine's intake system

The reservoir

From the outside atmosphere

23 / 30

The maximum air pressure available for brake applications depends on what?

The number of reservoir tanks

The size of the reservoir

How much air is in the reservoir

All of these

24 / 30

What is the purpose of brake chambers?

To hold the compressed air

To push the compressed air into the reservoirs

To hold the brake pads

To transfer the force of compressed air to mechanical linkages

25 / 30

At what point is the air system fully charged?

When air pressure reaches 150 to 165 psi

When air pressure reaches 120 to 145 psi

When air pressure reaches 90 to 100 psi

When air pressure reaches 100 to 110 psi

26 / 30

What is the purpose of a foot valve?

To release the air into the atmosphere

To release the trailer brakes

To draw compressed air from reservoirs when it is needed for braking

To stop the vehicle in an emergency

27 / 30

What is referred to as compressed air?

When air applies the brakes

When air is pushed through smaller air lines

When air is pushed into a smaller space

When air is released into the atmosphere

28 / 30

Do all compressors run continuously while the engine is running?

Yes

Only when the compressor switch is in the on position

Only when the rpm is above 1200

29 / 30

What is the purpose of a compressor?

To push air through the air hoses

To keep the tires properly maintained

To force air into the cylinders

To build up and maintain air pressure

30 / 30

What is the common brake assembly used on truck and trailer axles?

D-cam

R-cam

S-cam

B-cam

Your score is

Saskatchewan Air Brake Test 02

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