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Class 1 practice quiz

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Class 1Question 7 of 200
Correct0%0 of 7 answered
Incorrect100%7 of 7 answered

What is a major risk of using an engine retarder on a slippery surface?

AThe drive wheels may lock, causing loss of control or a jackknifeCorrect answer
BThe steering axle may become overloadedYour answer
CThe trailer supply valve may close
DThe service reservoirs may overfill
Incorrect.

Some retarders can lock the drive wheels on slippery roads, stall the engine and cause loss of control or jackknifing. (Guide p. 22)

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