Saskatchewan Air Brake Test 07

Taking the free Saskatchewan Air Brake practice test is a smart move if you are planning to take the official exam. The practice test provides you the opportunity to test your knowledge and understanding of the air brake system and related regulations in Saskatchewan. Not only does it offer you an assessment of your current abilities, but it also helps you identify areas in which you may need to improve.

1 / 30

What is the most common cause of loss of braking?

Poor brake adjustment

Small reservoirs

Old brakes

A ruptured brake line

2 / 30

The entire slack adjuster operates as...

Individual units

A unit

3 units

5 units

3 / 30

A correctly adjusted brake will have how much available slack?

1/2 to 3/4 inch

1/16 to 1/8 inch

1/8 to 3/16 inch

1/4 to 3/8 inch

4 / 30

Stroke limit is +/- what?

1/32 inch

1/16 inch

1/64 inch

1/8 inch

5 / 30

What is the stroke limit for a type-24LS air chamber?

2 inch

1 3/4 inch

1 1/4 inch

2 1/4 inch

6 / 30

Normally how many brake applications of 100 psi per day will keep the brakes properly adjusted with automatic slack adjusters?

Eight to ten

Five to eight

Two to four

Ten to twelve

7 / 30

When performing a brake adjustment, why raise the wheel to be adjusted off the ground?

All of these

To remove any weight that sits on it

So it rotates freely

To be able to see clearly

8 / 30

What is the purpose of slack adjusters?

To maintain proper brake chamber stroke and lining-to-drum clearance during normal operation

All of these

To improve the wear of brake pads

To increase the thickness of the brake lining

9 / 30

What is the requirement for your license to operate a vehicle with an air brake system?

A Z endorsement

An A endorsement

A B endorsement

An S endorsement

10 / 30

Since cast iron expands when heated, a hot brake drum can cause the chamber to stroke a further...

3/4 inch

1/2 inch

1/4 inch

1/8 inch

11 / 30

Which statement is false? Slack adjusters are available in a variety of...

Torque ratings

Arm configurations

Lengths

Thicknesses

12 / 30

What is the stroke limit for a type-20 air chamber?

1 5/8 inch

1 1/4 inch

1 1/2 inch

1 3/4 inch

13 / 30

After multiple attempts to adjust the automatic slack adjusters, what happens If they are still out of adjustment?

Take them apart to find the problem

Keep trying

A qualified person should repair them

Avoid driving at highway speeds

14 / 30

The type-30 air chamber has how much available stroke?

2 1/8 inch

2 5/8 inch

2 1/2 inch

1 3/4 inch

15 / 30

At high temperature, what happens to the brake lining?

None of these

It wears quickly

It breaks away

It thickens

16 / 30

Under normal light braking conditions, grossly maladjusted brakes seem to respond how?

Poorly

Extremely dangerously

Satisfactorily

Dangerously

17 / 30

If the brakes are badly out of adjustment it may take up to how many brake applications of 100 psi to adjust them?

Up to 15

20 or more

Up to 12

18 / 30

What does LS refer to for chamber size?

Least stroke

Level stroke

Lead stroke

Long stroke

19 / 30

At an 80 psi application, a brake chamber with 3/4 inch of slack will stroke how much?

1 1/8 inch

1 1/4 inch

1 1/2 inch

1 3/4 inch

20 / 30

What is the stroke limit on a type-24 air chamber?

1 1/4 inch

1 7/8 inch

1 3/4 inch

1 1/2 inch

21 / 30

When must the brakes be adjusted?

When slack reaches 1/4 inch

When slack reaches 5/8 inch

When slack reaches 1/2 inch

When slack reaches 3/4 inch

22 / 30

For manual slack adjusters, compare the actual stroke to the recommended maximum stroke of 1 1/2 inch to determine what?

If the brake pads need replacement

If the brake lining needs replacement

If brake adjustment is necessary

If the brake drums need replacement

23 / 30

Even with cold drums, a vehicle with poorly adjusted brakes will have up to a how much longer stopping distance than normal?

40%

25%

75%

50%

24 / 30

What is another word for the length of push-rod travel?

Slack

Piston travel

None of these

Stroke

25 / 30

How often should automatic slack adjusters be adjusted?

Daily

Never

Weekly

Monthly

26 / 30

What are slack adjusters?

None of these

They are mechanical links inside the brake-chamber on cam type brakes

They are hydraulic pistons between the brake-chamber push rod and the camshaft on cam type brakes

They are mechanical links between the brake-chamber push rod and the camshaft on cam type brakes

27 / 30

Turn the slack adjustment mechanism until the wheel stops, then back off the adjustment until...

There is resistance against the wheel

The wheel stops

The wheel turns freely

You hear grinding

28 / 30

What is the stroke limit for a type-30LS air chamber?

2 inch

2 1/2 inch

2 1/4 inch

2 3/4 inch

29 / 30

The most efficient braking occurs when push rod travel is held to...

A minimum

3/4 inch

1/2 inch

The maximum

30 / 30

Are slack adjusters used with wedge-type brakes?

Yes

Depending on the type of vehicle

Only with trailer applications

Your score is

Saskatchewan Air Brake Test 07

About

Practice Tests

Getting a License

Get In Touch