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Single-unit air brakes practice quiz

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Single-unit air brakesQuestion 23 of 200
Correct26%6 of 23 answered
Incorrect74%17 of 23 answered

Approximately how wide should the normal range be between governor cut-in and cut-out?

A60 psi
B5 psi
C20 psiYour answerCorrect answer
Correct.

The difference between minimum and maximum system pressure should be about 20 psi. (Guide p. 152)

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