Practice question

Why is coasting downhill in neutral especially dangerous in a heavy vehicle?

  1. It automatically improves fuel economy and safety
  2. It makes the trailer shorter
  3. The driver loses engine braking and may overheat the service brakes
  4. It disables every road sign

Answer: C — The driver loses engine braking and may overheat the service brakes

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: Saudi Heavy Vehicle Theory Practice Questions - Saudi Arabia Heavy Vehicle Driving Theory Public Heavy Transport Knowledge Test Exam →