Practice question

What is the recommended minimum following distance for a heavy vehicle travelling on a dry road at highway speeds?

  1. 2 seconds behind the vehicle in front
  2. At least 3 seconds, and longer in wet or poor conditions
  3. 1 car length for every 10 km/h of speed
  4. 50 metres at all times regardless of speed

Answer: B — At least 3 seconds, and longer in wet or poor conditions

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