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Home/Practice quizzes/Single-unit air brakes

Single-unit air brakes practice quiz

Choose an answer, read the explanation, then continue to the next question. Your results include a review of every answer.

Single-unit air brakesQuestion 8 of 200
Correct50%4 of 8 answered
Incorrect50%4 of 8 answered

How does the common yellow push-pull parking-brake control operate?

ABoth positions release the brakes
BPush in to release; pull out to applyYour answerCorrect answer
CPush in to apply; pull out to release
Correct.

Pushing the control in supplies release air; pulling it out exhausts that air so the spring brakes apply. (Guide p. 163)

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Study aid only. These are not official ICBC exam questions, and practice scores do not predict an official test result.