Free CDL Air Brakes Practice Test 2 - Questions and Answers

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Air Brakes Test 2

Question #1 of 24

The air pressure should not drop more than ____________ in one minute during an Applied Leakage Test.

2 psi for single, 3 psi for a combination, and 5 psi for a combination of three or more vehicles.

3 psi for single, 4 psi for a combination, and 5 psi for a combination of three or more vehicles.

3 psi for single, 4 psi for a combination, and 6 psi for a combination of three or more vehicles.

4 psi for single, 5 psi for a combination, and 6 psi for a combination of three or more vehicles.