California cdl Air Brakes - Test 2
Number of questions: 25
Passing score: 80%
Acceptable number of errors: 5
This endorsement is required for driving a vehicle with air brakes. To receive this endorsement, applicants must pass a test. The test consists of 25 multiple choice questions. Each question has three answer choices. To pass, the applicant must answer at least 20 questions correctly. Test questions come from the California Commercial Driver Handbook. Questions come from chapters covering: Air Brakes. The Air Brakes endorsement may be used with the Class A, B or C CDL.
To DMV Handbooks4. During an applied leakage test, the maximum leakage rate for a triple combination vehicle is:
A
×
10 psi in a minute.
B
×
8 psi in a minute.
C
√
6 psi in a minute.
D
×
4 psi in a minute.