Practice question

What is the main purpose of air reservoirs?

Cool the engine permanently
Steer the vehicle during ABS stops
Adjust slack adjusters automatically
Store compressed air for brake operation

Answer: D — Store compressed air for brake operation

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: Alberta Air Brake (Q) Knowledge Test Practice Questions - Alberta Air Brake (Q Endorsement) Knowledge Test Exam →