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Single-unit air brakes practice quiz

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Single-unit air brakesQuestion 23 of 200
Correct17%4 of 23 answered
Incorrect83%19 of 23 answered

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

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

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

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