Q
A one-way check valve:
Air Brakesmedium
APrevents air from escaping if the air compressor has a leak
BIncreases air pressure
CControls the air flow direction
Detailed Explanation
The correct answer is "Prevents air from escaping if the air compressor has a leak". This is based on federal CDL regulations and safety standards.
Correct Answer: Prevents air from escaping if the air compressor has a leak
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