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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 23 of 200
Correct57%13 of 23 answered
Incorrect43%10 of 23 answered

Why are air brakes well suited to heavy single-unit commercial vehicles?

AThey require no stored energy.
BThey can generate the large force needed to stop heavy loads.Correct answer
CThey prevent every possible brake defect.Your answer
Incorrect.

Compressed air can create the strong mechanical force needed to stop heavy commercial vehicles. (Guide p. 145)

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