Free CDL Exam Air Brakes Endorsement Practice Test Questions

Question # 17

What is the lowest PSI at which spring brakes will usually hold the vehicle?

Options:

20–45 PSI

55–60 PSI

80–100 PSI

120–125 PSI

Viewing question 17 out of 72 questions

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CDL Exam Air Brakes Endorsement Overview

Name	Air Brakes Knowledge Test
Code	CDL Exam Air Brakes Endorsement
Vendor	Career
Certification	Federal Motor Carrier Safety Administration

CDL Exam Air Brakes Endorsement Questions

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