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1884 questions

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You are the first vehicle stopped at a red traffic light on a single-lane urban road. An emergency ambulance with flashing blue lights and sirens approaches directly behind you, and there is no room to move aside without crossing the solid white stop line. What is the correct action to take?

Drive forward past the stop line into the junction to clear the lane for the ambulance

Remain stationary behind the stop line until the traffic light turns green, then proceed and pull over safely when possible

Mount the adjacent pedestrian pavement to clear the carriageway immediately

Accelerate sharply through the junction to outrun the ambulance until you reach an open side turning

Show answer & explanation

Answer: Remain stationary behind the stop line until the traffic light turns green, then proceed and pull over safely when possible

Answer

Remain stationary behind the stop line until the traffic light turns green, then proceed and pull over safely when possible.

Under UK Highway Code Rule 219, drivers must help emergency vehicles pass safely, but they must not break the law, pass red traffic lights, enter bus lanes during operational hours, or endanger pedestrians by mounting kerbs. When held at a red light with no safe and legal path, the correct and lawful action is to remain stationary behind the stop line until the green light illuminates.

Step-by-Step Solution

Assess the surroundings and identify legal boundaries

Recognise that the red traffic light imposes a legal duty not to cross the solid stop line into the junction.

Highway Code Rule 219 stipulates that drivers must comply with all traffic signs and must not break the law or endanger themselves or others to make way.

Maintain vehicle position safely without panicking

Keep the vehicle stopped securely before the stop line, keeping clear visibility of the traffic lights and surrounding hazards.

Emergency vehicle drivers are specially trained to assess traffic queues and anticipate that lead vehicles cannot legally cross a red signal.

Move off once the signal turns green and pull over safely

Proceed normally across the junction when green, then indicate and move aside where it is safe and legal to do so.

This allows the ambulance to overtake without exposing any road users to cross-traffic conflict.

Key Concept

Highway Code Rule 219 and legal restrictions when assisting emergency vehicles at controlled junctions

Estimated Time:1m 0s

Question 762Question →

Match each vehicle loading scenario with the correct safety action or adjustment required by the driver.

Click a left item, then click its matching right item

Show answer & explanation

Answer

Carrying full passengers and luggage matches increasing tyre pressures; night driving with a heavy rear load matches adjusting headlight beams downwards; an unused roof rack matches removing it to save fuel; packing heavy luggage matches placing items low down against the rear seatbacks.

Each load condition directly corresponds to an essential Highway Code and vehicle safety adjustment: heavier gross vehicle weight demands increased tyre pressures; rear vehicle compression requires headlight downward re-aiming; unused roof attachments must be detached to prevent excessive aerodynamic drag; and interior luggage must be packed low and braced against bulkheads or seatbacks to ensure dynamic stability.

Step-by-Step Solution

Identify the safety requirements for overall vehicle weight increases.

Full loads require higher tyre pressures according to the vehicle handbook.

Correct tyre inflation supports extra weight and prevents tyre overheating or failure.

Determine the physical consequence of heavy rear weight distribution on lighting.

Rear loading tilts the front of the vehicle upwards, directing headlight beams higher.

Lowering the headlight beam prevents dazzling other drivers.

Evaluate the aerodynamic and efficiency impact of external fittings.

An unused roof rack creates unnecessary drag.

Removing empty roof fittings minimises wind resistance and improves fuel economy.

Apply load security and stability principles inside the luggage compartment.

Heavy items must be placed low and braced against the seatbacks.

This keeps the centre of gravity low and prevents items becoming projectiles during sudden stops.

Key Concept

Essential vehicle adjustments and load distribution safety principles when carrying passengers, luggage, or exterior accessories

Estimated Time:1m 0s

Question 763Question →

A driver travelling on a dual carriageway at $50\text{ mph}$ encounters severe winter conditions where the road surface is covered with packed snow and ice. In standard dry conditions, the average total stopping distance is $53\text{ metres}$ at $50\text{ mph}$ and $12\text{ metres}$ at $20\text{ mph}$ . According to The Highway Code, stopping distances on ice can be up to $10\text{ times}$ greater than in dry conditions. If the driver slows down from $50\text{ mph}$ to $20\text{ mph}$ , by how many metres is their maximum potential stopping distance on ice reduced?

Show answer & explanation

Answer: 410

Answer

The maximum potential stopping distance on ice is reduced by

410\text{ metres}

According to The Highway Code (Rule 230), stopping distances in icy or snowy conditions can be up to ten times greater than on dry tarmac. At

50\text{ mph}

, a dry stopping distance of

53\text{ metres}

becomes up to

530\text{ metres}

on ice. At

20\text{ mph}

, a dry stopping distance of

12\text{ metres}

becomes up to

120\text{ metres}

on ice. Slowing down from

50\text{ mph}

20\text{ mph}

reduces the stopping distance by

530\text{ m} - 120\text{ m} = 410\text{ metres}

, drastically lowering collision risk.

Step-by-Step Solution

Determine the stopping distance on ice at

50\text{ mph}

530 metres

The Highway Code states that stopping distances on ice and snow can increase up to 10 times the normal dry stopping distance (

53\text{ m} \times 10 = 530\text{ m}

Determine the stopping distance on ice at the reduced speed of

20\text{ mph}

120 metres

Applying the 10-times multiplier to the baseline dry stopping distance of

12\text{ metres}

gives

12\text{ m} \times 10 = 120\text{ m}

Calculate the difference between the two stopping distances on ice

410 metres

Subtracting the stopping distance at

20\text{ mph}

from the stopping distance at

50\text{ mph}

yields the total reduction in safety margin:

530\text{ m} - 120\text{ m} = 410\text{ m}

Key Concept

Highway Code stopping distance multipliers and safety margin adjustments on ice and snow

Estimated Time:1m 30s

Question 764Question →

Before setting off on a journey, you need to check that all your rear brake lights are working properly, but you are alone and have no one to help you. How should you safely carry out this check?

Rely on the dashboard charging warning lamp to alert you if an exterior bulb has failed.

Reverse towards a wall or garage door and look for the red reflection in your mirrors.

Ensure the tyre tread depth is above 1.6 mm across the central three-quarters before assuming the lighting circuit is intact.

Increase all tyre pressures to the heavy-load setting so the automated lighting diagnostic system activates.

Show answer & explanation

Answer: Reverse towards a wall or garage door and look for the red reflection in your mirrors.

Answer

Reverse towards a wall or garage door and look for the red reflection in your mirrors.

When checking brake lights without an assistant, reversing close to a reflective surface—such as a garage door, flat wall, or window—enables the driver to press the brake pedal and confirm in their rear-view and side mirrors that the bright red brake lights illuminate.

Step-by-Step Solution

Position the vehicle with the rear facing a reflective surface such as a garage door, wall, or window.

The rear lighting units are oriented towards a surface that will reflect light back towards the driver.

This allows the light beam to bounce back into the driver's line of sight.

Press the footbrake while observing the interior rear-view mirror and external side mirrors.

The bright red reflection of the brake lamps becomes clearly visible on the surface behind.

This confirms that all rear brake light bulbs illuminate upon pedal application without requiring an assistant to stand outside.

Key Concept

Independent verification of brake lights using reflective surfaces

Estimated Time:1m 0s

Question 765Question →

Under UK road traffic regulations, a spare wheel carried inside a passenger car must meet the statutory minimum tread depth of $1.6\text{ mm}$ while securely stowed in the luggage compartment.

True

False

Show answer & explanation

Answer: False

Answer

False

The statement is false because UK legislation and MOT testing criteria enforce the statutory minimum tread depth of

1.6\text{ mm}

(across the central three-quarters and around the entire circumference) only on tyres fitted to the road wheels. Drivers are not legally required to carry a spare wheel, and any tyre stowed in the luggage compartment is exempt from minimum tread requirements until it is mounted onto an axle for driving.

Step-by-Step Solution

Identify the legal scope of UK tyre regulations regarding stowed equipment versus active road wheels.

Statutory requirements under the Road Vehicles (Construction and Use) Regulations apply specifically to tyres fitted to the road wheels in active use.

Vehicle safety regulations distinguish between operational components in direct contact with the road and spare equipment carried in storage.

Evaluate MOT inspection criteria and road traffic rules regarding spare tyres.

Carrying a spare tyre is not mandatory in the UK, and an examiner or police officer does not inspect stowed spare wheels for legal tread depth (

1.6\text{ mm}

) or superficial defects.

A spare tyre becomes subject to statutory roadworthiness standards only when it is mounted onto an axle and driven on public roads.

Determine the truth value of the statement.

The statement asserts that a stowed spare must maintain

1.6\text{ mm}

of tread depth while in the luggage compartment, which is legally inaccurate.

The legal threshold applies strictly upon fitment to the vehicle's road hubs.

Key Concept

UK legal status and tread depth requirements for stowed spare tyres versus fitted road tyres

Estimated Time:1m 0s

Question 766Question →

You are following a slow-moving agricultural tractor on a straight, clear single carriageway and decide to overtake safely. In what order should you carry out the steps of the overtaking routine?

Drag items to arrange them in the correct order

Show answer & explanation

Answer

The correct sequence begins with checking mirrors and blind spots for a clear road ahead and behind, followed by signalling right in good time, moving out smoothly with safe clearance to pass, and finally checking the interior mirror before returning to the left-hand lane.

Safe overtaking strictly follows the Mirrors-Signal-Manoeuvre routine: first observe to confirm safety ahead and behind, then signal right, execute the pass with ample clearance, and finally confirm adequate space in the interior mirror before returning smoothly to the left lane.

Step-by-Step Solution

Carry out thorough observations (mirrors and blind spots).

Confirms whether the manoeuvre is safe and that no vehicle is currently overtaking from behind.

The Highway Code requires drivers to be certain the road is clear ahead and behind before changing course.

Apply the right-turn indicator.

Communicates intention to other road users clearly.

Warning other road users prevents drivers behind from pulling out into the overtaking path.

Move out smoothly and accelerate past with sufficient room.

Completes the overtaking pass cleanly and safely.

Ample clearance and prompt acceleration minimise the time spent exposed in the oncoming lane.

Check the interior mirror and pull back to the left lane.

Re-establishes normal driving line without cutting in.

Seeing the vehicle in the rear-view mirror guarantees a safe buffer zone before rejoining the lane.

Key Concept

Safe overtaking routine (Mirrors, Signal, Manoeuvre / Position, Speed, Look) on single carriageways.

Estimated Time:45s

Question 767Question →

A driver claims they are exempt from wearing a seatbelt due to a medical condition. In which circumstance is this legally permitted on UK roads?

When a doctor has given them verbal advice to avoid wearing a seatbelt

When their journey is restricted to roads with a speed limit of 30 mph or lower

When they hold a valid medical exemption certificate issued by a doctor

When the vehicle is equipped with an operational driver's airbag

Show answer & explanation

Answer: When they hold a valid medical exemption certificate issued by a doctor

Answer

When they hold a valid medical exemption certificate issued by a doctor

Under UK road traffic regulations and The Highway Code, any driver or passenger who cannot wear a seatbelt for medical reasons must hold a valid 'Certificate of Exemption from Compulsory Seat Belt Wearing' issued and signed by a registered medical doctor. This certificate must be kept in the vehicle and presented to the police if requested.

Step-by-Step Solution

Identify the legal requirements for mandatory seatbelt wearing under UK road traffic law.

All drivers and passengers must wear a seatbelt unless a specific statutory exemption applies.

The Highway Code and UK legislation mandate seatbelt compliance across all journey types.

Evaluate the legal criteria required for medical exemption from wearing a seatbelt.

Only an official written 'Certificate of Exemption from Compulsory Seat Belt Wearing' signed by a doctor provides legal exemption.

Verbal medical advice, low speed limits, or vehicle safety features such as airbags do not grant legal exemption.

Key Concept

Medical exemption from seatbelt wearing requires an official certificate issued by a medical practitioner.

Estimated Time:1m 0s

Question 768Question →

You are following another vehicle along an open road in steady rain. When checking your safety separation using a stationary roadside landmark, what is the minimum time gap you should allow between the vehicle ahead passing the landmark and your vehicle reaching it?

One second, provided your vehicle is fitted with an anti-lock braking system (ABS)

Two seconds, because thinking distance is unchanged by rainfall

Four seconds, because overall stopping distances double on wet road surfaces

Ten seconds, which is the required safety gap whenever precipitation occurs

Show answer & explanation

Answer: Four seconds, because overall stopping distances double on wet road surfaces

Answer

At least four seconds, because wet road conditions double the required stopping distance compared to dry tarmac.

Under wet conditions, water reduces the friction between the tyres and the road surface, causing braking distances to double. To maintain a safe safety margin, the Highway Code requires drivers to double the normal two-second separation rule to at least four seconds.

Step-by-Step Solution

Identify the standard baseline following distance under normal dry conditions.

In dry weather, drivers should maintain a minimum time gap of at least two seconds from the vehicle ahead.

The two-second rule provides adequate buffer time for driver reaction (thinking distance) and vehicle braking.

Determine the physical impact of rain and surface water on vehicle stopping distance.

Water reduces tyre adhesion, which doubles braking distance and increases total stopping distance significantly.

Lower friction between the road surface and tyre tread requires a larger safety margin to stop safely in an emergency.

Calculate the adjusted time gap required in wet weather.

Double the standard two-second gap to establish a minimum four-second following margin.

Doubling the separation time ensures the trailing driver has sufficient space to stop without colliding with the vehicle ahead.

Key Concept

Doubling separation distance and time gap in wet conditions

Estimated Time:1m 0s

Question 769Question →

While travelling along a motorway in persistent rain with standing surface water, you are following a large goods vehicle. To correctly verify that you are maintaining a safe separation distance using a stationary overhead gantry as a reference point, which procedure should you follow?

Start counting as the rear of the vehicle ahead passes the gantry, ensuring your own vehicle takes at least four seconds to reach the same point.

Start counting as the vehicle ahead passes the gantry, ensuring you reach the gantry after at least two seconds have elapsed.

Start counting as the vehicle ahead passes the gantry, ensuring at least twenty seconds elapse before your vehicle reaches the marker.

Maintain a visual gap of twenty vehicle lengths by watching the preceding vehicle's brake lights continuously without using stationary markers.

Show answer & explanation

Answer: Start counting as the rear of the vehicle ahead passes the gantry, ensuring your own vehicle takes at least four seconds to reach the same point.

Answer

Start counting when the rear of the leading vehicle passes the stationary gantry and ensure at least four seconds elapse before your vehicle reaches that same marker.

Under dry conditions, the two-second rule provides adequate stopping and thinking margin when measured against a stationary object. In wet weather, reduced tyre adhesion doubles braking distances, meaning drivers must double the separation time to at least four seconds.

Step-by-Step Solution

Identify the base separation rule and current road conditions.

The baseline following gap in normal, dry conditions is two seconds, but the scenario specifies persistent rain and standing water.

Wet surfaces reduce tyre friction and increase overall braking distance by at least double.

Apply the appropriate weather multiplier to the separation time.

Multiply the standard 2-second gap by 2 to get a minimum requirement of 4 seconds.

The UK Highway Code requires drivers to double their following distance on wet roads.

Apply the stationary reference point timing technique.

Note when the preceding vehicle passes the fixed overhead gantry and count at least four seconds before reaching that gantry.

Using a stationary roadside marker allows precise calibration of time separation irrespective of traveling speed.

Key Concept

The two-second rule provides a safe separation distance in dry conditions and must be doubled to at least four seconds when driving on wet roads.

Estimated Time:1m 0s

Question 770Question →

What does it indicate if the battery warning light illuminates on your instrument panel while you are driving?

The starter motor fuse has blown

The alternator is no longer charging the battery

The battery fluid level is too high

The electrical system is fully charged and operating normally

Show answer & explanation

Answer: The alternator is no longer charging the battery

Answer

The alternator is no longer charging the battery

The battery warning light indicates that the vehicle's charging system—most commonly the alternator or its drive belt—has stopped charging the battery properly. When this occurs, the vehicle runs solely on stored battery power and will eventually break down.

Step-by-Step Solution

Identify the primary purpose of the battery warning symbol

Recognise that the red battery symbol monitors the operational health of the vehicle's electrical charging circuit.

Dashboard warning lights provide immediate notice of specific subsystem malfunctions.

Determine the operational cause of the warning light staying on during a journey

Conclude that the alternator or auxiliary drive belt has failed to supply electrical charge, causing the vehicle to deplete its battery reserve.

While the engine runs, the alternator must generate power for electrical systems and keep the battery recharged.

Key Concept

Battery and alternator charging system failure indicator

Estimated Time:45s

Question 771Question →

Under UK road traffic law, a pregnant driver is automatically exempt from the legal requirement to wear a seatbelt once they reach the third trimester of pregnancy.

True

False

Show answer & explanation

Answer: False

Answer

False. Under UK law, pregnancy does not grant an automatic exemption from wearing a seatbelt at any stage; a seatbelt must be worn unless an official Certificate of Exemption on Medical Grounds has been issued by a doctor.

Under UK road traffic law and The Highway Code Rule 99, all vehicle occupants must wear a seatbelt where fitted. Pregnancy does not confer an automatic legal exemption at any trimester; a seatbelt must be worn unless a registered doctor issues an official Certificate of Exemption on Medical Grounds.

Step-by-Step Solution

Identify the statutory requirement for wearing seatbelts under UK road traffic law.

All drivers and passengers must wear an available seatbelt unless a specific statutory or medical exemption applies.

Establishing the baseline legal obligation set out in The Highway Code.

Evaluate whether pregnancy constitutes an automatic statutory exemption.

Pregnancy alone does not exempt a driver or passenger from wearing a seatbelt at any stage of gestation.

Seatbelts protect both the mother and unborn child when correctly positioned across the hips and chest.

Identify the mandatory procedure required for any health-related seatbelt exemption.

The driver must obtain and carry an official Certificate of Exemption on Medical Grounds signed by a registered medical practitioner.

UK law strictly requires formal medical certification rather than self-exemption.

Key Concept

Mandatory Seatbelt Compliance and Medical Exemption Rules

Estimated Time:45s

Question 772Question →

While driving along a main road, you notice a car waiting to emerge from a side road on your left. The driver is looking away from your direction and beginning to creep forward over the give-way line. What should you do?

Flash your headlights to signal to the driver that they have priority to emerge

Accelerate briskly past the junction while focusing only on the vehicle directly in front of you

Check your mirrors, reduce your speed, and be prepared to stop

Steer towards the middle of the road without checking your right-side blind spot

Show answer & explanation

Answer: Check your mirrors, reduce your speed, and be prepared to stop

Answer

Check your mirrors, reduce your speed, and be prepared to stop

When a driver at a junction is looking away and beginning to move forward, they are a developing moving hazard who likely has not seen you. The safest defensive driving response is to check your mirrors to know what is behind you, ease off the accelerator to reduce speed, and be ready to stop smoothly if they pull out.

Step-by-Step Solution

Recognize the emerging vehicle as a developing moving hazard

Identified that the driver looking away and creeping forward may pull out across your path without seeing you

Early identification provides maximum time to react defensively

Check interior and exterior mirrors

Awareness of following vehicles before changing speed or positioning

Ensures braking or adjusting speed does not create a danger for vehicles behind

Ease off the accelerator and cover the brake pedal

Vehicle speed reduces and thinking/stopping distance is minimised

Allows you to come to a smooth, controlled stop if the other driver enters the carriageway

Key Concept

Anticipating and responding defensively to inattentive emerging vehicles as moving hazards

Estimated Time:1m 0s

Question 773Question →

Under the UK Highway Code, drivers must respond appropriately and lawfully to different service vehicles and emergency beacons. Match each vehicle situation with the legally correct driver response and operational status.

Click a left item, then click its matching right item

Show answer & explanation

Answer

Green beacon matches doctor on emergency call with no legal traffic exemptions; Red traffic light queue with ambulance behind matches remaining stationary behind the stop line; Amber beacon matches warning of slow-moving/maintenance hazard; Flashing blue/red stopping signal from police/DVSA matches mandatory legal instruction to pull over and stop.

Each pairing aligns with the statutory requirements and guidance in the UK Highway Code: green beacons identify doctors on call without traffic exemptions; drivers must never cross a red light stop line even for an ambulance; amber beacons serve as hazard warnings for slow/recovery vehicles; and authorised officer signals create a mandatory legal duty to stop safely.

Step-by-Step Solution

Identify the legal significance of green flashing beacons versus blue flashing beacons.

Green beacons denote registered medical doctors attending an emergency, carrying no special statutory exemptions.

Highway Code rules differentiate emergency services with full exemptions from medical practitioners requesting courtesy passage.

Apply Highway Code Rule 219 to red traffic light situations with approaching emergency vehicles.

Drivers must obey traffic light laws and stop lines unless explicitly directed by a police officer in uniform.

Breaking traffic laws (such as entering a live junction on red) endangers the public and constitutes an offence regardless of the emergency vehicle behind.

Differentiate amber warning beacons from priority emergency services.

Amber beacons signify hazards or slow maintenance operations rather than emergency right-of-way.

Amber beacons alert road users to exercise caution rather than pull over immediately.

Identify the statutory authority of authorised enforcement officers signalling a vehicle to pull over.

Police and DVSA signals are mandatory directives requiring the driver to stop safely.

Road Traffic Act provisions mandate compliance with stopping signals from authorised enforcement personnel.

Key Concept

Highway Code Rule 219 and beacon colour regulations governing legal obligations when interacting with emergency, medical, and maintenance vehicles.

Estimated Time:1m 30s

Question 774Question →

Drivers must perform regular maintenance and pre-journey safety checks to ensure their vehicle remains roadworthy. Match each vehicle safety check on the left with its correct operational testing procedure on the right.

Click a left item, then click its matching right item

Show answer & explanation

Answer

Power-assisted steering matches with applying gentle turning pressure on the wheel while starting the engine; testing the service footbrake matches with pressing the pedal to ensure firmness and checking that the car does not pull to one side; checking tyre pressures accurately matches with using a pressure gauge when tyres are cold against handbook specifications; checking windscreen washer fluid level matches with opening the bonnet and inspecting the reservoir marked with a windscreen wiper symbol.

Each maintenance check follows official DVSA pre-drive inspection standards: power steering is checked by detecting resistance release as the engine starts; brakes are tested for firmness and straight tracking at low speed; tyre pressures require a cold reading against vehicle specifications; and washer fluid is verified under the bonnet at the dedicated wiper-symbol reservoir.

Step-by-Step Solution

Identify the testing procedure for the power steering system.

Matched with applying turning pressure to the steering wheel while starting the engine to detect the assistance mechanism engaging.

If power steering is functioning correctly, the resistance decreases noticeably the moment the engine starts.

Identify the standard pre-drive operational check for the service footbrake.

Matched with confirming the pedal feels firm and that the vehicle brakes in a straight line without pulling.

A spongy pedal indicates air in the hydraulic lines, and pulling indicates uneven brake pad wear or caliper binding.

Identify the correct protocol for measuring tyre inflation pressures.

Matched with using a pressure gauge when tyres are cold, consulting the manufacturer's manual.

Measuring hot tyres gives inaccurate, elevated pressure readings due to thermal expansion.

Identify how to check the windscreen washer fluid.

Matched with locating the under-bonnet reservoir with the wiper symbol and checking the level.

Screenwash must be maintained regularly to clear road dirt and ensure an unobstructed view.

Key Concept

Pre-journey safety inspection methods and routine vehicle component maintenance.

Estimated Time:1m 15s

Question 775Question →

In normal dry conditions, the average total stopping distance for a car travelling at $50\text{ mph}$ is $53\text{ metres}$ . According to The Highway Code, what is the minimum total stopping distance, in metres, required when driving at the same speed on a wet road surface?

Show answer & explanation

Answer: 106

Answer

106\text{ metres}

According to The Highway Code (Rule 126), water on the road surface significantly reduces tyre grip, which means stopping distances in wet weather are at least double those on dry roads. For a car travelling at

50\text{ mph}

, the standard dry stopping distance of

53\text{ metres}

doubles to

106\text{ metres}

Step-by-Step Solution

Recall the Highway Code multiplier for stopping distances on wet roads

Multiplier is

2

(stopping distance doubles in wet weather)

Water on the road reduces friction and tyre grip, at least doubling overall stopping distances

Multiply the dry stopping distance (

53\text{ metres}

) by the wet condition factor (

2

)

53 \times 2 = 106\text{ metres}

To calculate the minimum total stopping distance required under wet conditions at

50\text{ mph}

Key Concept

Stopping distances in wet weather are at least double the normal dry road stopping distances.

Estimated Time:1m 0s

Question 776Question →

A car is travelling at the national speed limit of $70\text{ mph}$ ( $112\text{ km/h}$ ) along a dry, level motorway in clear weather conditions. According to The Highway Code, what is the vehicle's total stopping distance in metres?

Show answer & explanation

Answer: 96

Answer

96 metres

According to The Highway Code, at a speed of

70\text{ mph}

(

112\text{ km/h}

) on a dry road, thinking distance is

21\text{ metres}

(

70\text{ feet}

) and braking distance is

75\text{ metres}

(

245\text{ feet}

). Adding these together gives an overall stopping distance of

96\text{ metres}

(

315\text{ feet}

Step-by-Step Solution

Identify the thinking distance component at

70\text{ mph}

21\text{ metres}

The Highway Code establishes that at

70\text{ mph}

, reaction/thinking distance is

21\text{ metres}

(

70\text{ feet}

Identify the braking distance component at

70\text{ mph}

75\text{ metres}

Under dry, optimal road conditions, the distance travelled while braking from

70\text{ mph}

to a complete stop is

75\text{ metres}

(

245\text{ feet}

Calculate the total stopping distance by summing thinking and braking distances

21\text{ metres} + 75\text{ metres} = 96\text{ metres}

Total stopping distance is defined as the sum of thinking distance and braking distance.

Key Concept

Total Stopping Distance at 70 mph

Alternative Method

Convert from the standard imperial Highway Code value (

315\text{ feet}

) by using the standard conversion factor or direct component addition in feet (

70\text{ ft} + 245\text{ ft} = 315\text{ ft}

), which equates to

96\text{ metres}

Estimated Time:1m 0s

Question 777Question →

You are driving on an exposed dual carriageway in a severe crosswind blowing from your left. As you overtake a high-sided lorry in the left-hand lane, the temporary shielding effect of the lorry will cause your vehicle to be suddenly drawn to the right.

True

False

Show answer & explanation

Answer: False

Answer

False

When a crosswind blows from the left, you instinctively steer slightly left to counteract the wind pushing you to the right. As you draw alongside the lorry in the left lane, it suddenly blocks the wind. With the wind pressure removed, your active leftward steering will cause the car to veer left, towards the lorry. Therefore, the statement that you will be drawn to the right is false.

Step-by-Step Solution

Determine the effect of the crosswind on the vehicle prior to overtaking.

A severe crosswind blowing from the left pushes the car to the right. The driver must steer slightly to the left to maintain a straight path in the lane.

Establishing the driver's baseline steering input is necessary to predict the vehicle's reaction when environmental conditions suddenly change.

Analyze the aerodynamic change as the car pulls alongside the high-sided lorry.

The lorry, being in the left-hand lane, acts as a massive physical barrier that temporarily blocks the crosswind from hitting the car.

High-sided vehicles create a sudden 'wind shadow' or shielding effect that drastically alters lateral wind pressure on adjacent vehicles.

Predict the vehicle's trajectory immediately following the sudden loss of wind pressure.

With the wind no longer pushing the car right, the driver's compensatory leftward steering causes the vehicle to veer to the left, towards the lorry, rather than to the right.

It takes a moment for the driver to recognize the loss of wind and recenter the steering wheel, resulting in an involuntary drift into the wind's original direction.

Key Concept

Aerodynamic Shielding and Steering Compensation in Crosswinds

Question 778Question →

To minimise the risk of falling asleep at the wheel and maintain high alertness during an extensive cross-country journey, a driver must structure their preparation and journey schedule in accordance with The Highway Code. In what chronological sequence should the driver carry out the following actions?

Drag items to arrange them in the correct order

Show answer & explanation

Answer

The correct chronological sequence begins with obtaining a full night of sleep prior to travel, followed by planning the route schedule to include regular rest breaks and avoid peak fatigue hours, adjusting cabin ventilation for fresh airflow immediately before departure, and finally stopping at a designated service area after two hours of driving.

Managing driver fatigue effectively requires a structured sequence that moves from pre-journey physiological preparation (full night's sleep) to strategic journey scheduling (avoiding midnight to 6 am and plotting two-hour intervals), followed by pre-drive environment setup (fresh air ventilation), and concluding with disciplined execution of en-route rest stops at least every two hours.

Step-by-Step Solution

Ensure adequate pre-journey rest by obtaining 7 to 8 hours of sleep the night before the trip.

Establishes a rested physical baseline and prevents cumulative sleep debt.

The Highway Code Rule 91 warns against starting a journey when already tired or immediately after a full working shift.

Plan the journey schedule to avoid high-risk circadian windows (00:00–06:00) and pre-book or map out rest stops every two hours.

Creates a structured itinerary that guarantees necessary rest intervals.

Circadian rhythms make drivers particularly vulnerable to severe drowsiness during the early morning hours, and proactive scheduling prevents extended continuous driving.

Configure the vehicle's heating and ventilation controls to supply fresh, cool air before moving off.

Maintains an active, alert cabin environment from the start of the drive.

Warm, recirculated air promotes lethargy and accelerates drowsiness.

Stop at a safe service area or off-motorway location after two hours of driving to take at least a 15-minute break.

Refreshes cognitive focus and resets alertness for the next leg of the journey.

The Highway Code recommends a minimum break of at least 15 minutes after every two hours of continuous driving.

Key Concept

Highway Code Rule 91 journey planning, circadian fatigue prevention, and mandatory rest intervals

Estimated Time:1m 30s

Question 779Question →

You are driving along a main road and see a car waiting at a side junction ahead. The driver is looking in the opposite direction and has started edging slowly into your lane. What should you do?

Flash your headlights repeatedly to force the driver to stop

Slow down and be prepared to stop if the car pulls out

Sound your horn continuously and maintain your speed to claim priority

Swerve quickly into the opposite lane without checking your mirrors

Show answer & explanation

Answer: Slow down and be prepared to stop if the car pulls out

Answer

Slow down and be prepared to stop if the car pulls out

When a driver at a side junction is looking away and beginning to move, they have likely failed to see you. The safest defensive action is to check your mirrors, ease off the accelerator, and be ready to stop safely if they pull out completely.

Step-by-Step Solution

Identify the developing hazard ahead

Recognise that the driver at the junction is distracted and may not give way

The driver is looking away while creeping forward into the carriageway

Check rear-view and side mirrors

Understand the traffic situation behind your vehicle

Ensure that slowing down will not create an immediate danger for following vehicles

Ease off the accelerator and apply smooth braking

Vehicle slows down to a controllable speed with a safe stopping distance

Defensive driving requires giving way to avoid a collision even when you have formal priority

Key Concept

Defensive anticipation of moving hazards at junctions

Estimated Time:45s

Question 780Question →

A driver is preparing to undertake a five-hour continuous journey across England to attend an early morning appointment. What is the safest and most effective way to plan and manage this journey to minimise the risk of driver fatigue?

Increase cruising speed within allowable limits to complete the trip faster before physical exhaustion sets in

Drive continuously between 01:00 and 06:00 to avoid daytime congestion, relying on cold air ventilation to stay awake

Schedule at least two 15-minute rest breaks during the trip and avoid driving between midnight and 06:00

Plan a single five-minute rest stop after four hours of driving and rely on caffeinated drinks from the start of the trip

Show answer & explanation

Answer: Schedule at least two 15-minute rest breaks during the trip and avoid driving between midnight and 06:00

Answer

Schedule at least two 15-minute rest breaks during the trip and avoid driving between midnight and 06:00

According to Rule 91 of The Highway Code, drivers must properly plan their journey to include a break of at least 15 minutes after every two hours of driving. Furthermore, drivers should avoid long journeys between midnight and 06:00, when natural alertness is at its lowest level.

Step-by-Step Solution

Calculate required rest intervals according to standard driving safety guidelines

A 5-hour journey requires planned stops after every 2 hours of driving, meaning at least two separate rest breaks of no less than 15 minutes each.

Rule 91 of The Highway Code specifies that drivers should take a minimum break of at least 15 minutes after every two hours of driving to prevent cognitive and physical fatigue.

Account for natural human circadian rhythms when scheduling departure times

Avoid undertaking long journeys between midnight and 06:00.

The body's natural circadian rhythm causes a significant dip in alertness during early morning hours, exponentially increasing the probability of microsleeps and fatal collisions.

Evaluate and dismiss ineffective fatigue mitigation strategies

Artificial methods such as cold air, loud music, excessive speed, or premature caffeine consumption cannot substitute for genuine rest.

Only structured rest periods in a safe location allow the brain and nervous system to recover necessary alertness.

Key Concept

Highway Code Rule 91 on driver fitness, minimum rest intervals, and circadian rhythm management

Estimated Time:1m 30s

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