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

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

30 degree

45 degree

90 degree

75 degree

2 / 30

Can the hand valve be used as a parking brake?

Only with buses

Only on Class 1 vehicles

Yes

3 / 30

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

The closest circuit

The highest-pressure circuit

The largest circuit

The lowest-pressure circuit

4 / 30

What is referred to as glad hands?

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

The device used to force air into the brake chambers

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

None of these

5 / 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 in a pouch at the rear of the cab

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

6 / 30

What is referred to as dynamiting?

When the brakes explode from too much air pressure

None of these

When the brakes fall apart

An emergency application of the trailer brakes

7 / 30

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

The hand valve or foot valve

All of these

The one-way valve

The supply tank

8 / 30

Where are two-way check valves installed?

Beside the compressor

Between the tractor protection valve and the supply tank

Between the foot valve and the compressor

Between the hand valve and the tractor protection valve

9 / 30

What's another name for the supply line?

Emergency line

Primary line

Perimeter line

Safety line

10 / 30

The trailer-supply valve is usually...

A yellow circle

A yellow square

A red octagonal button

A red triangle

11 / 30

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

Closed

Blocked

Open

Removed

12 / 30

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

A one-way valve

A double-check valve

A two-way valve

The foot valve

13 / 30

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

A one-way control valve

Two air hoses

The foot valve

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

14 / 30

What happens on a trailer breakaway?

The chains lock up

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

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

The brakes lock up

15 / 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 through the top of the tractor protection valve and prepares to charge the trailer through the supply line

Air passes directly to the trailer through the supply line

16 / 30

What is the function of the service line?

It carries air to fill the trailer's tanks

It carries pressure for the service brakes

It vents the air from the service brakes

None of these

17 / 30

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

Depends on the size of the compressor

Yes

Depends on the number of reservoirs

18 / 30

Why is the trailer hand-control valve added?

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

To avoid having the brakes lock

To reduce the work of the driver

To allow the trailer to apply automatically

19 / 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?

Emergency

Off

Normal

20 / 30

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

The service valve

The emergency valve

The primary valve

The main line valve

21 / 30

What prevents air from escaping the glad hands?

A snap-lock position and a rubber seal

Nothing

A metal cap

A shut-off valve

22 / 30

What will join and lock the couplers?

Pins

Clamps

A quick, downward snap

Locking grips

23 / 30

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

All of these

To follow company policy

So as not to interfere with the driver

To keep dirt out of the lines

24 / 30

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

None of these

Manually

Electronically

By remote

25 / 30

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

Anywhere the driver decides to put it

At the front of the trailer

Under the hood

Chassis of the tractor

26 / 30

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

Three

Five

Four

Two

27 / 30

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

Opens

Widens

Shifts

Closes

28 / 30

The double-check valve only takes air from what?

The biggest reservoir

The closest reservoir

The supply tank

The highest pressure circuit

29 / 30

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

Rounded plates

Metal plates

Dead-end plates

Protection plates

30 / 30

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

Lever

Spike

Shaft

Nailer

Your score is

Saskatchewan Air Brake Test 05

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