CDL · Night and weather
Which of these should you avoid doing on a slippery road?
Correct answer: Using the engine brake.
Answer options
- APlanning your stops well in advance
- BDriving at a reduced speed
- CUsing the engine brake Correct
Why
On slick pavement an engine brake or other retarder can make the drive wheels lose grip and skid, so it should be switched off. Slowing down and planning stops early are exactly what slippery conditions call for.
About this question
Topic: Night and weather License: CDL
Part of these practice sets:
Where it applies: Asked in every state.
Practice the whole set
This question is part of Slippery Roads and Hydroplaning (20 questions). Take the full set and check your score.
Practice Slippery Roads and HydroplaningMore questions from Slippery Roads and Hydroplaning
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- When should you be especially alert for black ice?
- What should you do when driving on slippery pavement?
- Glare ice has left the highway extremely slick. Which of these is a sensible action?
- Under what conditions should you be on the lookout for black ice?
- When deep puddles or moving water cannot be avoided, what helps keep your brakes effective?
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