BC Class 2 Bus Practice Questions - British Columbia Class 2 Commercial Bus Driver's License Knowledge Test Exam

What is the main danger of using a retarder (such as an engine brake) on slippery or icy roads?

It can cause the drive wheels to lock up and result in a skid It can cause the engine to overheat It reduces fuel efficiency significantly It damages the transmission system

Correct Answer:

It can cause the drive wheels to lock up and result in a skid

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