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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 16 of 200
Correct0%0 of 16 answered
Incorrect100%16 of 16 answered

Why must a pintle hook not be unlocked while the converter dolly remains under the rear trailer?

AThe trailer lights will become brighter
BThe tractor governor will unload
CThe rear trailer tires will overinflateYour answer
DThe dolly tow bar can fly upward and cause injuryCorrect answer
Incorrect.

Unlocking the pintle with the dolly still supporting the trailer can make the tow bar spring upward. (Guide p. 79)

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