Q
During an applied leakage test, the maximum leakage rate for a double combination vehicle is:
Air Brakesmedium
A2 psi in a minute
B4 psi in a minute
C6 psi in a minute
Detailed Explanation
The correct answer is "4 psi in a minute". This is based on federal CDL regulations and safety standards.
Correct Answer: 4 psi in a minute
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