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CDL License Test

Question #1 of 146

What are the maximum leakage rates for an air brake system?


There should be no air leaks.

The loss rate should be less than three psi in one minute for single vehicles and less than five psi in one minute for combination vehicles.

The loss rate should be less than two psi in one minute for single vehicles and less than three psi in one minute for combination vehicles.

None of the above.








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