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

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

2 / 30

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

A push drain

A release valve

A tank valve

A draincock

3 / 30

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

Yes

Only if directed by a service technician

Only if a warning light shows up on the dashboard

4 / 30

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

From the engine's intake system

The reservoir

From a motorized fan

From the outside atmosphere

5 / 30

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

80 psi

70 psi

110 psi

100 psi

6 / 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?

Yes

Depending on the number of reservoirs

Depending on the size of the reservoirs

7 / 30

What is referred to as compressed air?

When air is released into the atmosphere

When air applies the brakes

When air is pushed into a smaller space

When air is pushed through smaller air lines

8 / 30

What is referred to as a diaphragm?

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

None of these

A small port

A rubber seal that stops air from penetrating it

9 / 30

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

Eight

Four

Six

Five

10 / 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 100 to 110 psi

When air pressure reaches 90 to 100 psi

11 / 30

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

B-cam

D-cam

S-cam

R-cam

12 / 30

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

The brake camshaft

The return spring

The brake cam

The slack adjuster

13 / 30

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

40-45 psi

30-35 psi

10-15 psi

20-25 psi

14 / 30

What is the purpose of a compressor?

To keep the tires properly maintained

To build up and maintain air pressure

To force air into the cylinders

To push air through the air hoses

15 / 30

Do all compressors run continuously while the engine is running?

Only when the compressor switch is in the on position

Yes

Only when the rpm is above 1200

16 / 30

All compressors run continuously...

All of these

When the engine is off

When the engine is running

When the generator is running

17 / 30

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

The exhaust port

The inlet port

The spring valve

The slack adjuster

18 / 30

How often must reservoirs be completely drained?

Every 12 hours

After each run

Weekly

Daily

19 / 30

How is heat generated by the brakes dissipated?

It's pushed into the air lines

It's absorbed into the tires

It's absorbed through the pads

By passing it off into the atmosphere

20 / 30

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

90-110 psi

120-145 psi

80-90 psi

150-170 psi

21 / 30

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

Air lubricated

Self-lubricated

Manually lubricated

Not lubricated

22 / 30

Air compression is controlled and limited by what?

A governor

A control valve

The foot valve

A hand valve

23 / 30

What is the purpose of a reservoir?

None of these

To store the compressed air

To dissipate the air after use

To hold the air after use

24 / 30

What is the purpose of brake chambers?

To transfer the force of compressed air to mechanical linkages

To hold the brake pads

To push the compressed air into the reservoirs

To hold the compressed air

25 / 30

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

Intake valve

Pedal valve

Treadle

Out-take valve

26 / 30

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

The spring brakes activate

The wheels stop turning

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

None of these

27 / 30

What is the purpose of a foot valve?

To stop the vehicle in an emergency

To release the air into the atmosphere

To release the trailer brakes

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

28 / 30

What is the purpose of a governor?

It loads or unloads the compressor

It lubricates the compressor

It controls the volume of air from the compressor

It turns off the compressor

29 / 30

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

Chain-link driven

None of these

Belt driven

Hydraulic oil

30 / 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 house the braking components

All of these

To prepare the vehicle to stop

Your score is

Saskatchewan Air Brake Test 02

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