Saskatchewan Air Brake Test 05

Taking the free Saskatchewan Air Brake practice test is an excellent way to prepare yourself for the official exam. By taking this practice test, you will get a good idea of what kind of questions to expect, and you will be able to hone your skills to ace the exam with flying colors. Moreover, this test is designed to cover everything that you need to know to pass your official exam successfully.

1 / 30

What prevents air from escaping the glad hands?

Nothing

A metal cap

A shut-off valve

A snap-lock position and a rubber seal

2 / 30

What will join and lock the couplers?

Pins

Clamps

A quick, downward snap

Locking grips

3 / 30

The trailer hand-control valve is also called...

Nailer

Lever

Spike

Shaft

4 / 30

When you are not hooked to a trailer, the trailer-supply valve is...

Blocked

Removed

Closed

Open

5 / 30

What is the function of the service line?

It carries air to fill the trailer's tanks

None of these

It vents the air from the service brakes

It carries pressure for the service brakes

6 / 30

The hand valve is typically supplied from primary and secondary circuits and plumbed to...

The foot valve

A two-way valve

A double-check valve

A one-way valve

7 / 30

A tractor protection valve is usually mounted on the cab or...

Anywhere the driver decides to put it

Under the hood

Chassis of the tractor

At the front of the trailer

8 / 30

Why is the trailer hand-control valve added?

To avoid having the brakes lock

To reduce the work of the driver

So that you can apply the trailer's brakes independent of the tractor

To allow the trailer to apply automatically

9 / 30

Some vehicles are equipped with a different type of cab-mounted trailer-supply valve, which must be operated...

Electronically

None of these

By remote

Manually

10 / 30

What happens on a trailer breakaway?

The chains lock up

The brakes lock up

Air will rush into the supply line until the trailer-supply valve automatically opens

Air will rush out of the supply line until the trailer-supply valve automatically closes

11 / 30

Place the trailer-supply valve in the what position and reservoir air will be directed to the tractor protection valve and supply-line glad hand?

Normal

Emergency

Off

12 / 30

When connecting the glad hands, start with the two seals together and the couplers at what angle to each other?

75 degree

30 degree

90 degree

45 degree

13 / 30

The supply line always contains the same air pressure as...

The lowest-pressure circuit

The largest circuit

The closest circuit

The highest-pressure circuit

14 / 30

How many positions does the manually operated trailer-supply valves have?

Four

Five

Two

Three

15 / 30

What do you do if the unit is not equipped with dead-end couplers?

None of the above

The glad hand of the service line can be locked to the glad hand of the supply line

The glad hands can rest on a hook attached to the rear of the cab

The glad hands can rest in a pouch at the rear of the cab

16 / 30

The double-check valve only takes air from what?

The highest pressure circuit

The supply tank

The biggest reservoir

The closest reservoir

17 / 30

What is referred to as glad hands?

None of these

The device used to filter the air from the compressor to the supply tank

The coupling device used to connect the service and supply lines of the trailer to the truck or tractor

The device used to force air into the brake chambers

18 / 30

What's another name for the supply line?

Primary line

Safety line

Perimeter line

Emergency line

19 / 30

What happens when the trailer-supply valve is open?

Air passes through the bottom of the tractor protection valve and charges the trailer through the supply line

All of these

Air passes directly to the trailer through the supply line

Air passes through the top of the tractor protection valve and prepares to charge the trailer through the supply line

20 / 30

Can the hand valve be used as a parking brake?

Only with buses

Yes

Only on Class 1 vehicles

21 / 30

When the pressure in the supply line reaches 45 psi, the service line port of the tractor protection valve does what?

Closes

Opens

Shifts

Widens

22 / 30

The trailer-supply valve has also been referred to as...

The main line valve

The primary valve

The emergency valve

The service valve

23 / 30

The two-way check valve allows control of the trailer brake by use of...

The supply tank

The hand valve or foot valve

The one-way valve

All of these

24 / 30

Why should the glad hands be protected when not in use?

To keep dirt out of the lines

To follow company policy

So as not to interfere with the driver

All of these

25 / 30

The trailer-supply valve is usually...

A red triangle

A red octagonal button

A yellow square

A yellow circle

26 / 30

Will the tractor protection valve operate if the trailer-supply valve is closed?

Depends on the number of reservoirs

Yes

Depends on the size of the compressor

27 / 30

Where are two-way check valves installed?

Beside the compressor

Between the foot valve and the compressor

Between the tractor protection valve and the supply tank

Between the hand valve and the tractor protection valve

28 / 30

Air is supplied to the trailer-supply valve by what?

A one-way control valve

A double-check valve that is connected to both the primary and secondary circuits

Two air hoses

The foot valve

29 / 30

Vehicles equipped with dead-end couplers should have what in use whenever the vehicle is used without a trailer?

Dead-end plates

Protection plates

Metal plates

Rounded plates

30 / 30

What is referred to as dynamiting?

None of these

When the brakes fall apart

When the brakes explode from too much air pressure

An emergency application of the trailer brakes

Your score is

Saskatchewan Air Brake Test 05

About

Practice Tests

Getting a License

Get In Touch