| 1 |
When is trailer swing most likely to occur on a lorry and drawbar combination? |
|
| 2 |
Your vehicle is fitted with a 'diff-lock'. When would you normally use it? |
|
| 3 |
What colour is the auxiliary line on a three-line braking system? |
|
| 4 |
The emergency line is common to both two-line and three-line brake systems. What colour is it? |
|
| 5 |
Air-brake systems usually have two lines. Which additional line is fitted on a three-line system? |
|
| 6 |
In frosty weather, what precaution could a lorry driver take to prevent moisture from freezing in the air-brake system? |
|
| 7 |
How can a lorry driver avoid brake fade? |
|
| 8 |
When are exhaust brakes most efficient? |
|
| 9 |
What's the principal braking system on a lorry called? |
|
| 10 |
You're driving an articulated lorry. What could happen if you change to a lower gear while you're going too fast? |
|
| 11 |
When is an articulated vehicle most at risk of jack-knifing? |
|
| 12 |
Your lorry is stuck in snow. You use the diff-lock to move off. When should you switch the diff-lock off? |
|
| 13 |
Your tractor unit has three air lines. You're connecting to a trailer that has two air-line couplings. What colour is the line you shouldn't connect to the trailer? |
|
| 14 |
You're driving an articulated lorry that has three air lines connected to the trailer. What's the purpose of the red line? |
|
| 15 |
You're driving a tractor unit fitted with two air lines. You want to couple to a trailer that has three air-line couplings. How should the air lines be connected? |
|
| 16 |
Your lorry is equipped with anti-lock brakes. What's the correct procedure for stopping in an emergency? |
|
| 17 |
What does changing to a lower gear on a long downhill gradient help to avoid? |
|
| 18 |
You have to drive onto a muddy building site. Why should you switch on your diff-lock? |
|
| 19 |
How will anti-lock brakes improve your vehicle's safety? |
|
| 20 |
What could prevent air pressure from building up in an air-brake system in frosty weather? |
|
| 21 |
What should you do if the brake air-pressure warning light comes on while you're driving? |
|
| 22 |
You've just started the engine. What must you do if the brake air-pressure warning light is showing? |
|
| 23 |
Your vehicle is fitted with an anti-lock braking system. What's it designed to allow you to do? |
|
| 24 |
Your vehicle is fitted with an anti-lock braking system. When should you check that it's working properly? |
|
| 25 |
What will 'pumping' the brake pedal in a vehicle fitted with anti-lock brakes cause? |
|
| 26 |
You're driving a vehicle fitted with anti-lock brakes. What should you do when braking in an emergency? |
|
| 27 |
What's 'brake fade'? |
|
| 28 |
'Brake fade' is a loss of effectiveness of the brakes when they overheat. When would 'brake fade' be most likely to happen? |
|
| 29 |
What should you do when driving a large vehicle down a steep hill? |
|
| 30 |
What should anti-lock brakes let you do when you have to stop in an emergency? |
|
| 31 |
Your vehicle has anti-lock brakes. How does this affect you when you're braking normally? |
|
| 32 |
Where would you see an escape lane? |
|
| 33 |
When would you use an escape lane? |
|
| 34 |
When can an endurance brake (retarder) be especially useful? |
|
| 35 |
You're driving down a long hill. What should you use to prevent the brakes from overheating? |
|
| 36 |
What system is used to control a vehicle's speed without using the footbrake? |
|
| 37 |
When should an endurance brake (retarder) be used? |
|
| 38 |
Your vehicle is fully loaded. Where should you be braking when dealing with bends? |
|
| 39 |
A lorry is overtaking you on a two-lane motorway. What should you do if it doesn't have the speed to get past? |
|
| 40 |
What should you do after driving through a flood? |
|
| 41 |
What can coasting downhill seriously affect? |
|
| 42 |
When does 'brake fade' occur? |
|
| 43 |
How can you help to prevent 'brake fade'? |
|
| 44 |
What causes 'brake fade'? |
|
| 45 |
Where must extra care be taken when using an endurance brake (retarder)? |
|
| 46 |
You're stationary. The brake air-pressure warning light comes on. Why should you keep the parking brake on? |
|
| 47 |
You're about to drive a vehicle fitted with air-assisted hydraulic brakes. Why might the brake pedal feel hard when you press it? |
|
| 48 |
Your vehicle is fitted with an air-assisted hydraulic braking system. What would warn you that the vacuum pump isn't working? |
|
| 49 |
Your vehicle is fitted with hydraulic brakes. Why might the brake pedal go down too far when it's pressed? |
|
| 50 |
You're about to drive a vehicle fitted with hydraulic brakes. What should you check before driving the vehicle? |
|
| 51 |
Your vehicle is fitted with air-assisted hydraulic brakes. What would warn you that there isn't enough air in the system? |
|
| 52 |
Which coloured band on the rev counter makes the best use of engine braking? |
|
| 53 |
Your vehicle is fitted with air brakes. What does it mean if a brake warning light shows when you've just started the engine? |
|
| 54 |
Your vehicle is fitted with air-assisted hydraulic brakes. What fault would you suspect if the brake pedal becomes hard to press? |
|
| 55 |
Which component will last longer when you use a retarder? |
|
| 56 |
What should you do when an air-pressure warning device activates? |
|
| 57 |
You're driving down a snow-covered hill. Why should you take care when using an independent endurance brake (retarder)? |
|
| 58 |
What should you avoid when using an independent endurance brake (retarder) on slippery roads? |
|
| 59 |
You're about to drive an unfamiliar vehicle. What should you do if you think there may be moisture in the air-brake reservoir? |
|