You're driving a large vehicle in heavy rain on a motorway. You slow down to reduce the risk of aquaplaning. For what other reason should you slow down?

Possible Answers:

a. To force other drivers to act properly and slow down

b. To reduce the amount of spray thrown up

c. To prevent water from entering the braking system

d. To stop the electrics getting wet

Think you know the answer to this theory test question?

Crown copyright material is reproduced under licence from the Driver and Vehicle Standards Agency, which does not accept any responsibility for the accuracy of the reproduction. The Driver and Vehicle Standards Agency does not endorse in any way any advertisement displayed on this website.

When may red diesel be used?

Possible Answers:

a. For operators to reduce running costs

b. For authorised purposes only

c. For garages to test-drive repaired vehicles

d. For environmental purposes

Think you know the answer to this theory test question?

Try the question by clicking here