Q
11. Your truck has a dual air system, and one of the systems loses its pressure. What will happen?
Air Brakesmedium
ABrake drums will not be fully pressurized.
BEither the front or back brake will not be fully operational.
CThe manual slack adjusters of the S-cam brakes will not be set properly.
Detailed Explanation
The correct answer is "Either the front or back brake will not be fully operational.". This is based on federal CDL regulations and safety standards.
Correct Answer: Either the front or back brake will not be fully operational.
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
100. Your bus or truck has a dual air brake system. If a low air pressure warning comes on for only one system, what should you do?
air-brakesmedium
85. The air loss rate for a straight truck or bus with the engine off and the brakes on should not be more than:
air-brakesmedium
99. If your vehicle has an alcohol evaporator, everyday during cold weather you should:
air-brakesmedium
88. Excessive heat in the brakes can cause the:
air-brakesmedium
Before driving a vehicle with a dual air brake system, you must wait for the air compressor to build a minimum of ____ in both the primary and secondary systems.
air-brakesmedium
Advertisement