Which of the following affects the braking distance of a vehicle?

1. A.The speed and weight of the vehicle.
2. B.The use of unleaded fuel.
3. C.The brake-pad clearance.
4. D.The power of the engine.

This is an official-style question from the Safe and Responsible Driving topic of the Ireland driver theory test (Cat. B). Practise all 804 questions free on iTest.ie — with timed mock exams, automatic mistake tracking and progress sync across devices.