Question

What does an air compressor do in an air brake system?

Answers

It pumps air into the air storage tanks.

It fills the tires.

It moves air to the back of the truck.

Explanation

In an air brake system, the air compressor pumps air into the air storage tanks. The air compressor is controlled by the air compressor governor.

This questions appears in the following tests:

Arizona Class A Knowledge Test

Hawaii Air Brakes

Idaho Air Brakes

Kentucky Air Brakes

Louisiana Air Brakes

Minnesota Air Brakes

Missouri Air Brakes

New Mexico Class B Knowledge Test

Ohio Class A Knowledge Test

Ohio Class B Knowledge Test

Rhode Island Class B Knowledge Test

Tennessee Air Brakes

Vermont Air Brakes

Virginia Double

Wisconsin Air Brakes