Single-unit air brakes practice quiz

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Single-unit air brakesQuestion 26 of 200

Correct15%4 of 26 answered

Incorrect85%22 of 26 answered

Which service-brake application is generally not harmful while spring brakes are being applied or released to prevent rolling?

ARepeated full applications until low airYour answer

BA full 100 psi application

CA light application below about 30 to 40 psiCorrect answer

Incorrect.

A light application below about 30 to 40 psi can prevent rolling without harmful compounding. (Guide p. 164)

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