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

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

Avoid driving at highway speeds

A qualified person should repair them

Keep trying

Take them apart to find the problem

2 / 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 12

Up to 15

20 or more

3 / 30

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

There is resistance against the wheel

You hear grinding

The wheel turns freely

The wheel stops

4 / 30

How often should automatic slack adjusters be adjusted?

Never

Monthly

Weekly

Daily

5 / 30

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

Satisfactorily

Poorly

Extremely dangerously

Dangerously

6 / 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 lining needs replacement

If the brake pads need replacement

If brake adjustment is necessary

If the brake drums need replacement

7 / 30

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

3/4 inch

A minimum

The maximum

1/2 inch

8 / 30

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

1 3/4 inch

1 1/2 inch

1 1/4 inch

1 7/8 inch

9 / 30

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

2 inch

2 1/2 inch

2 3/4 inch

2 1/4 inch

10 / 30

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

All of these

To be able to see clearly

To remove any weight that sits on it

So it rotates freely

11 / 30

Stroke limit is +/- what?

1/64 inch

1/16 inch

1/8 inch

1/32 inch

12 / 30

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

A Z endorsement

A B endorsement

An A endorsement

An S endorsement

13 / 30

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

25%

75%

40%

50%

14 / 30

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

Slack

Piston travel

None of these

Stroke

15 / 30

A correctly adjusted brake will have how much available slack?

1/8 to 3/16 inch

1/4 to 3/8 inch

1/2 to 3/4 inch

1/16 to 1/8 inch

16 / 30

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

1/4 inch

1/2 inch

1/8 inch

3/4 inch

17 / 30

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

1 3/4 inch

1 5/8 inch

1 1/4 inch

1 1/2 inch

18 / 30

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

1 1/2 inch

1 3/4 inch

1 1/8 inch

1 1/4 inch

19 / 30

At high temperature, what happens to the brake lining?

None of these

It breaks away

It thickens

It wears quickly

20 / 30

The entire slack adjuster operates as...

A unit

Individual units

5 units

3 units

21 / 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

22 / 30

What is the purpose of slack adjusters?

To improve the wear of brake pads

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

To increase the thickness of the brake lining

All of these

23 / 30

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

2 1/8 inch

1 3/4 inch

2 1/2 inch

2 5/8 inch

24 / 30

What is the most common cause of loss of braking?

A ruptured brake line

Small reservoirs

Poor brake adjustment

Old brakes

25 / 30

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

Two to four

Eight to ten

Five to eight

Ten to twelve

26 / 30

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

2 inch

1 1/4 inch

1 3/4 inch

2 1/4 inch

27 / 30

What does LS refer to for chamber size?

Level stroke

Least stroke

Lead stroke

Long stroke

28 / 30

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

Arm configurations

Thicknesses

Lengths

Torque ratings

29 / 30

When must the brakes be adjusted?

When slack reaches 1/2 inch

When slack reaches 5/8 inch

When slack reaches 1/4 inch

When slack reaches 3/4 inch

30 / 30

Are slack adjusters used with wedge-type brakes?

Depending on the type of vehicle

Only with trailer applications

Yes

Your score is

Saskatchewan Air Brake Test 07

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