LGV Test - 10

LGV Test - 10
You need 17 out of 20 to pass this test
Start test

LGV Test - 10

Question 1 of 20

What's the principal braking system on a lorry called?

The endurance brake (retarder)

The service brake

The parking brake

The jake brake

LGV Test - 10

Question 2 of 20

When is an articulated vehicle most at risk of jack-knifing?

When it's fitted with an endurance brake (retarder)

While it's manoeuvring slowly

While it's under heavy braking

When it's fully loaded

LGV Test - 10

Question 3 of 20

What should you do if the brake air-pressure warning light comes on while you're driving?

stop and seek help without delay

report the fault on return to your depot

Build up the pressure by accelerating

drain air tanks and continue normally

LGV Test - 10

Question 4 of 20

You're driving an articulated lorry that has three air lines connected to the trailer. What's the purpose of the red line?

It's the emergency line

It's the service line

It's the auxiliary line

It's the electrical line

LGV Test - 10

Question 5 of 20

When is trailer swing most likely to occur on a lorry and drawbar combination?

While you're braking on a bend

While you're using an endurance brake

While you're steering at slow speed and fully loaded

While you're moving off at an angle

LGV Test - 10

Question 6 of 20

You've just started the engine. What must you do if the brake air-pressure warning light is showing?

Report it as a fault

Keep the parking brake on

Switch your engine off

Engage the clutch

LGV Test - 10

Question 7 of 20

Your vehicle is fitted with hydraulic brakes. Why might the brake pedal go down too far when it's pressed?

There is too much fluid in the braking system

The pedal travel requires adjustment

The vacuum exhauster is not working

There is not enough fluid in the braking system

LGV Test - 10

Question 8 of 20

When are exhaust brakes most efficient?

At high engine speed, while in low gears

At low engine speed, while in high gears

During stop/start town work

While travelling at a constant speed on a motorway

LGV Test - 10

Question 9 of 20

Your vehicle has anti-lock brakes. How does this affect you when you're braking normally?

There's no need to alter the way you brake

You'll be able to brake much later

You'll need to brake more firmly

There's no need to brake so early

LGV Test - 10

Question 10 of 20

What should you do when driving a large vehicle down a steep hill?

Partly apply the parking brake

Select the vehicle's highest gear

Use the endurance brake

Put the gear lever into neutral

use as high a gear as possible

LGV Test - 10

Question 11 of 20

What causes 'brake fade'?

Continuous use of the brakes

Repeated pumping of the brakes

Loss of air pressure in the system

Badly worn brake pads

LGV Test - 10

Question 12 of 20

Air-brake systems usually have two lines. Which additional line is fitted on a three-line system?





LGV Test - 10

Question 13 of 20

What type of emergency vehicle is fitted with a green flashing beacon?

Fire engine

Road gritter


Doctor's car

LGV Test - 10

Question 14 of 20

As a driver, what should you do when you attend a social event?

Drink plenty of coffee after drinking alcohol

Avoid busy roads after drinking alcohol

Avoid drinking alcohol completely

Avoid drinking alcohol on an empty stomach

LGV Test - 10

Question 15 of 20

What's most likely to cause danger to a group of horse riders?

Powerful brake lights

Leaving plenty of room

The noise of your vehicle

Reacting too early

LGV Test - 10

Question 16 of 20

How should you let other vehicles overtake when you're driving a slow-moving vehicle along a narrow road?

Maintain a steady speed

Wave them past

Give a left turn signal

Pull in when you can

LGV Test - 10

Question 17 of 20

Why is it important to adjust your head restraint properly?

To make you more comfortable

To protect your neck in a collision

To help you relax while you're driving

To maintain a good driving position

LGV Test - 10

Question 18 of 20

When is your nearside mirror most likely to endanger pedestrians?

When driving over a speed hump

When driving near a hospital

When driving close to the kerb

When driving past a car park

LGV Test - 10

Question 19 of 20

You're overtaking a lorry. What should you do if you see the driver flash their headlights?

Move back to the left when you judge it's safe to do so

Take their signal to mean it's safe to move back to the left

Stop; there must be something wrong with your vehicle

Flash your hazard warning lights and move back to the left

LGV Test - 10

Question 20 of 20

What must you check before setting out on a journey?

Your mirrors are tinted

Your mirrors are convex

Your mirrors are concave

Your mirrors are clean