Class 4 Commercial Driver Practice · Question
What is the most effective way for a commercial driver to prevent hydroplaning?
Hydroplaning occurs when a layer of water builds up between the tires and the road surface. High speeds, low tire pressure, and worn treads increase the risk. A
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Question: What is the most effective way for a commercial driver to prevent hydroplaning?
Answer options:
- Braking hard to break the water tension
- Speeding up to 'cut' through the water layer ✅ Slowing down, especially during heavy rain or when approaching standing water
- Turning the steering wheel sharply to find traction
Correct answer: Slowing down, especially during heavy rain or when approaching standing water
Explanation: Hydroplaning occurs when a layer of water builds up between the tires and the road surface. High speeds, low tire pressure, and worn treads increase the risk. Avoiding puddles and slowing down are the best preventions.
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Question explanations
- What should you do if your accelerator pedal sticks while you are driving?
- What type of information should a Class 4 driver generally NOT include in their daily trip records or logbook
- When operating a taxi or small bus, when are you required to ensure passengers are using seatbelts?
- What is the correct procedure for a small bus driver approaching an uncontrolled railway crossing?
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