Q
15. The air compressor stops pumping air at what psi?
Air Brakesmedium
A125
B100
C150
Detailed Explanation
The correct answer is "125". This is based on federal CDL regulations and safety standards.
Correct Answer: 125
Ready to practice for real?
Take our free, full-length Air Brakes practice test. Simulates the actual DMV exam with timed questions.
Start Practice TestRelated Questions
97. The air compressor governor controls:
air-brakesmedium
7. To check the brake slack on S-cam brakes, you should park on:
air-brakesmedium
23. It is accepted that too much heat caused by using your brakes too often can also cause:
air-brakesmedium
62. When is it OK to leave your truck unattended without applying parking brakes or chocking the wheels?
air-brakesmedium
63. If you are away from your vehicle for only a short time you don't need to use the parking brake.
air-brakesmedium