CDL Practice Tests

Class B CDL Practice Test #2










Page Border

Question #1 of 66

Class B CDL Test Question Image

What is the purpose of the air compressor governor?


The governor controls when the air compressor will pump air into the air storage tanks.

The governor controls when the air compressor will pump air into the brake pads cabin of the tractor.

The governor controls when the air compressor will pump air into the brake pads.

The governor controls when the air compressor will pump air into the brake safety valves.




 

CDL Practice Test (Home) | General Knowledge Test | General Knowledge Test Part 2

True/False General Knowledge Challenge | Hazmat Test | Hazmat True/False Test | Air Brake Test

Air Brake Test (New) | Combination Vehicles Test | Doubles and Triples Test | Tanker Test

Pre-Trip Inspection | Truck Driver Requirements | School Bus Test | Passenger Vehicle Test

Class A CDL Test #1 | Class A CDL Test #2 | Class B CDL Test #1 | Class B CDL Test #2

CDL Learning Series | CDL Training Information

Privacy Policy  |  Contact


© 2022 CDLTEST.co