BC Class 2 Bus Practice Questions - British Columbia Class 2 Commercial Bus Driver's License Knowledge Test Exam

What is the normal operating pressure range for a commercial vehicle air brake system?

30 to 60 psi 60 to 90 psi 100 to 120 psi (690 to 828 kPa) 150 to 200 psi

Correct Answer:

100 to 120 psi (690 to 828 kPa)

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