Air Brake System Components & Functions

Question 1

What is the main function of the air compressor in an air brake system?

Accepted Answer

To compress air for the braking system.

Answer

To release air when needed.

Answer

To store air for emergency use.

Answer

To cool the air before use.

Question 2

What is the purpose of the air tanks in the air brake system?

Accepted Answer

To store compressed air for the brake system.

Answer

To supply air for the engine.

Answer

To store coolant for the system.

Answer

To increase the engine power.

Question 3

What is the function of the brake pedal in an air brake system?

Accepted Answer

To control the brake application and release air pressure.

Answer

To activate the hydraulic system.

Answer

To increase air pressure.

Answer

To control the speed of the engine.

Question 4

What role does the air dryer play in the air brake system?

Accepted Answer

To filter contaminants and moisture from the compressed air.

Answer

To increase air pressure.

Answer

To cool the air before it reaches the brakes.

Answer

To store compressed air.

Question 5

What is the purpose of the slack adjuster in an air brake system?

Accepted Answer

To adjust the distance between the brake shoes and the drum.

Answer

To prevent air leaks in the system.

Answer

To increase the braking power.

Answer

To cool the braking system.

Question 6

How does the spring brake system function in an air brake system?

Accepted Answer

Answer

It automatically applies the parking brake when air pressure is low.

Answer

It increases air pressure during braking.

Answer

It reduces the load on the brakes.

Answer

It assists in faster braking.

Question 7

What is the function of the air pressure gauge in an air brake system?

Accepted Answer

To monitor air pressure in the system.

Answer

To measure the fuel level.

Answer

To control the brake speed.

Answer

To increase braking force.

Question 8

Why is it important to inspect the air brake system regularly?

Accepted Answer

To ensure all components are working efficiently and safely.

Answer

To reduce the maintenance costs.

Answer

To increase the engine performance.

Answer

To reduce the number of brakes needed.

Question 9

What could happen if the air brake system is not maintained properly?

Accepted Answer

The brakes may become less efficient, leading to potential accidents.

Answer

The crane may be able to lift more.

Answer

The vehicle will move faster.

Answer

The vehicle will use less fuel.