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

When must the brakes be adjusted?

When slack reaches 1/2 inch

When slack reaches 3/4 inch

When slack reaches 1/4 inch

When slack reaches 5/8 inch

2 / 30

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

Stroke

None of these

Slack

Piston travel

3 / 30

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

1 7/8 inch

1 3/4 inch

1 1/4 inch

1 1/2 inch

4 / 30

What are slack adjusters?

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

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

None of these

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

5 / 30

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

A minimum

1/2 inch

The maximum

3/4 inch

6 / 30

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

1 3/4 inch

2 1/4 inch

2 inch

1 1/4 inch

7 / 30

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

1 1/2 inch

1 1/4 inch

1 1/8 inch

1 3/4 inch

8 / 30

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

1 1/2 inch

1 5/8 inch

1 3/4 inch

1 1/4 inch

9 / 30

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

20 or more

Up to 12

Up to 15

10 / 30

A correctly adjusted brake will have how much available slack?

1/4 to 3/8 inch

1/2 to 3/4 inch

1/8 to 3/16 inch

1/16 to 1/8 inch

11 / 30

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

Torque ratings

Lengths

Arm configurations

Thicknesses

12 / 30

How often should automatic slack adjusters be adjusted?

Never

Weekly

Daily

Monthly

13 / 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

14 / 30

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

Five to eight

Eight to ten

Ten to twelve

Two to four

15 / 30

What is the most common cause of loss of braking?

A ruptured brake line

Old brakes

Small reservoirs

Poor brake adjustment

16 / 30

Stroke limit is +/- what?

1/32 inch

1/64 inch

1/8 inch

1/16 inch

17 / 30

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

The wheel turns freely

You hear grinding

There is resistance against the wheel

The wheel stops

18 / 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%

50%

40%

19 / 30

What does LS refer to for chamber size?

Level stroke

Least stroke

Lead stroke

Long stroke

20 / 30

The entire slack adjuster operates as...

A unit

3 units

5 units

Individual units

21 / 30

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

Avoid driving at highway speeds

Take them apart to find the problem

A qualified person should repair them

Keep trying

22 / 30

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

If brake adjustment is necessary

If the brake lining needs replacement

If the brake pads need replacement

If the brake drums need replacement

23 / 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

So it rotates freely

To remove any weight that sits on it

24 / 30

What is the purpose of slack adjusters?

To improve the wear of brake pads

All of these

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

To increase the thickness of the brake lining

25 / 30

At high temperature, what happens to the brake lining?

It thickens

It breaks away

None of these

It wears quickly

26 / 30

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

2 3/4 inch

2 1/2 inch

2 1/4 inch

2 inch

27 / 30

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

2 1/2 inch

2 5/8 inch

2 1/8 inch

1 3/4 inch

28 / 30

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

1/8 inch

3/4 inch

1/4 inch

1/2 inch

29 / 30

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

Satisfactorily

Dangerously

Extremely dangerously

Poorly

30 / 30

Are slack adjusters used with wedge-type brakes?

Only with trailer applications

Depending on the type of vehicle

Yes

Your score is

Saskatchewan Air Brake Test 07

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