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Home/Practice quizzes/Combination air brakes

Combination air brakes practice quiz

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

Combination air brakesQuestion 19 of 200
Correct50%9 of 18 answered
Incorrect50%9 of 18 answered

For at least how long must a relay-emergency trailer's brakes remain applied after dynamiting?

AFive minutesBFifteen minutesCThirty minutes

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