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

What converts air pressure in a brake chamber into mechanical force at an S-cam brake?

The air dryer purge valve alone The compressor governor diaphragm alone The steering gearbox sector shaft The diaphragm and pushrod acting through the slack adjuster

Correct Answer:

The diaphragm and pushrod acting through the slack adjuster

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