DVSA Eco-Friendly Driving and Vehicle Loading

Question 1

Which driving technique most effectively reduces fuel consumption?

Accepted Answer

Driving in the highest appropriate gear at a steady speed

Answer

Accelerating hard to reach the speed limit quickly then coasting

Answer

Keeping the engine revs as high as possible

Answer

Using the brakes frequently to control speed

Question 2

How does an incorrectly inflated tyre affect fuel consumption?

Accepted Answer

Under-inflated tyres increase rolling resistance and raise fuel consumption

Answer

It has no effect on fuel consumption

Answer

Over-inflated tyres always increase fuel consumption

Answer

Tyre pressure only affects braking, not fuel use

Question 3

What effect does carrying unnecessary weight in your vehicle have?

Accepted Answer

It increases fuel consumption and tyre wear

Answer

It improves stability and fuel economy

Answer

It has no measurable effect on a modern car

Answer

It only affects handling, not fuel use

Question 4

A roof rack with no load fitted to your vehicle will:

Accepted Answer

Increase fuel consumption due to extra aerodynamic drag

Answer

Improve fuel economy by reducing drag underneath

Answer

Have no effect on performance or fuel use

Answer

Reduce tyre wear

Question 5

At what engine action do vehicles typically use the most fuel?

Accepted Answer

Idling at traffic lights for extended periods and heavy acceleration

Answer

Steady cruising on a motorway

Answer

Engine braking downhill

Answer

Driving at 20 mph in a residential zone

Question 6

What is the most eco-friendly action to take when you know you will be stationary for more than a couple of minutes?

Accepted Answer

Turn the engine off

Answer

Switch to neutral but keep the engine running

Answer

Keep the engine running to warm the cabin

Answer

Rev the engine gently to avoid it stalling