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Home/Practice quizzes/Combination air brakes

Combination air brakes practice quiz

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

Combination air brakesQuestion 12 of 200
Correct8%1 of 12 answered
Incorrect92%11 of 12 answered

Do all air-disc brakes use the same linkage between chamber and operating mechanism?

AYes, every design uses an external S-cam.
BYes, every design uses a relay emergency valve.
CNo, several linkage designs exist but use the same basic principle.Correct answer
DNo, because some air discs require no brake chamber.Your answer
Incorrect.

Air-disc linkages differ by design, although their operating principle is similar. (Guide p. 179)

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