Alberta Air Brake (Q) Knowledge Test Practice Questions - Alberta Air Brake (Q Endorsement) Knowledge Test Exam - Variant 2

Why can spring parking brakes automatically apply if system pressure becomes very low?

Because the compressor doubles its output Because release air holding the springs compressed is lost as pressure falls Because ABS locks the steering axle Because the glad hands heat the drums

Correct Answer:

Because release air holding the springs compressed is lost as pressure falls

Access more questions from this quiz

Continue to Alberta Air Brake (Q) Knowledge Test Practice Questions - Alberta Air Brake (Q Endorsement) Knowledge Test Exam - Variant 2 for more practice questions and the full quiz experience.

Access More Questions