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Home/Practice quizzes/Class 3

Class 3 practice quiz

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

Class 3Question 14 of 200
Correct64%9 of 14 answered
Incorrect36%5 of 14 answered

In a typical system with 125 psi maximum pressure, when would the governor restart the compressor?

AAt about 20 psi
BAt about 60 psi
CAt about 145 psiYour answer
DAt about 105 psiCorrect answer
Incorrect.

The normal cut-in/cut-out spread is about 20 psi, so a 125-psi maximum commonly has a 105-psi restart point. (Guide p. 152)

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