Q
28. The brake pedal in an air brake system:
Air Brakesmedium
AControl the speed of the air compressor.
BControls the air pressure applied to put on the brakes.
CIs connected to slack adjusters by a series of rods and linkages.
Detailed Explanation
The correct answer is "Controls the air pressure applied to put on the brakes.". This is based on federal CDL regulations and safety standards.
Correct Answer: Controls the air pressure applied to put on the brakes.
Advertisement
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
102. Emergency controlled braking is when you:
air-brakesmedium
An air brake-equipped vehicle traveling at a speed of 55 mph under ideal driving conditions will need approximately ____ to come to a complete stop.
air-brakesmedium
12. If your truck or bus has dual parking control valves, you can use pressure from a separate tank to:
air-brakesmedium
47. When you apply your brakes, the air brake system works with an electric switch, by air pressure, to turn on the brake lights.
air-brakesmedium
A dual air brake system:
air-brakesmedium
Advertisement