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QuestionsSafe and Responsible Driving › Question 154 of 420

What lights should a driver use in dense fog?

What lights should a driver use in dense fog?
  1. A.Front and rear fog lights along with side lights.
  2. B.Front and rear fog lights along with dipped headlights.
  3. C.Front and rear fog lights along with main beam lights.
  4. D.Front and rear fog lights along with hazard warning lights.
Show answer & explanation

Correct answer: B. Front and rear fog lights along with dipped headlights.

When driving in dense fog you should switch on your front and rear fog lights along with dipped headlights. You should not drive in fog with main beam headlights on.

This is an official-style question from the Safe and Responsible Driving topic of the Ireland driver theory test (Cat. B). Practise all 807 questions free on iTest.ie — with timed mock exams, automatic mistake tracking and progress sync across devices.

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