Air Law Quiz (all Questions)
This is a series of test questions on Air Law.
#1. Aircraft log books must be kept for a period after the aircraft (or its equipment) have been destroyed or permanently withdrawn from use. This period is:
In the UK, under the Air Navigation Order (ANO), aircraft logbooks must be preserved for 2 years after the aircraft (or its specific equipment) has been destroyed or permanently withdrawn from use.
This rule ensures that a complete maintenance and operational history is available for investigation or audit purposes even after the aircraft is no longer flying.
What needs to be kept?
This retention rule applies to the three primary logbooks for a registered aircraft:
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Aircraft Logbook: The main record of the airframe, flying hours, and structural inspections.
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Engine Logbook: A dedicated record for each engine fitted.
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Propeller Logbook: A record for any variable-pitch propellers (if applicable to your microlight).
CAA Ref 227/10 in ANO 2016 LINK
See Page 74 of Brian Cosgrove 8th Edition
#2. The weather is cloudy and you can make out a green light through the cloud on your right hand side. The aircraft you are looking at is travelling :
In this scenario, the other aircraft is travelling from your left to your right.
Here is the breakdown of why:
The Rule: By international standard, all aircraft have a green light on the right wing (starboard) and a red light on the left wing (port).
The Sight: Because you can only see the green light, you are looking at the right-hand side of that aircraft.
The Direction: For you to see its right wing as it passes in front of you (and through the cloud), its nose must be pointed toward the right.
Quick Reference for Navigation Lights:
Only a Green light: Crossing from your left to your right.
Only a Red light: Crossing from your right to your left.
Both Red and Green: Flying directly toward you.
Only a White light: Flying directly away from you.
Page 85 of Brian Cosgrove 8th Edition
#3. VFR flight is not recommended when the surface visibility is being reported as less than…..
VFR flight when the surface visibility is being reported as less than 5 km is not recommended. You are unlikely to have a clear horizon to control the aircraft, and navigating visually will be difficult.
See Page 41 of the Skyway Code [LINK]
#4. What does “Part-NCO” generally refer to ?
Part-NCO contains pilot responsibilities, operational rules and aircraft equipment requirements. It is applicable to non-commercial and flight training operations with ‘other-than complex motor-powered’ Part 21 aeroplanes and helicopters
Please see page 17 of the Skyway Code LINK
#5. In order to carry passengers, you must have completed what….
90 day rule: In order to carry passengers, you must have completed within the previous 90 days, three take-offs and landings as sole manipulator of the controls in the same type or class to be used on the flight.
Page 22 of the SKYWAY CODE LINK
#7. When below 3000 ft, the NPPL with a microlight rating allows the holder to fly microlights in a minimum visibility of :
1. The Standard Legal Minimum (1.5 km)
For a fixed-wing aircraft (including microlights) operating at a speed of 140 knots or less below 3,000 feet, the absolute legal minimum flight visibility is:
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1,500 metres (1.5 km)
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Requirement: You must remain clear of cloud and with the surface in sight.
(Note: While 1.5 km is the legal “floor,” most flight schools and the BMAA strongly advise against flying in anything less than 3–5 km for safety.)
CAA ** See Note 4 ** LINK
#8. When following a prominent landmark, pilots should keep the landmark what side of the aircraft?
When following a prominent line of landmarks—such as a road, railway, canal, or coastline—pilots in the UK should keep the landmark on their left-hand side.
This effectively means you fly to the right of the feature.
Why the Left Side?
This is known as the “Right-Hand Traffic Rule.” Much like driving on the left side of the road ensures that oncoming traffic passes you on your right, this aviation rule ensures that:
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Separation: If another aircraft is following the same landmark from the opposite direction, both pilots will be flying on their respective right-hand sides of the feature, keeping them safely separated.
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Visibility: Since the pilot in command usually sits in the left-hand seat (as is standard in most light aircraft and microlights), keeping the landmark to the left provides the best possible view of the reference point you are following.
See page 79 of Brian Cosgrove 8th Edition
#9. To retain validation, a microlight pilot must have at least 1 hour’s instruction every year.
A Microlight pilot needs only 1 hour tuition in the 2 year period – not every year
BMAA LINK
See page 73 of Brian Cosgrove (8th edition)
#10. The NPPL microlight class rating is valid for:
An NPPL (National Private Pilot Licence) microlight class rating is valid for 24 months.
Please see Page 72 of Brian Cosgrove 8th Edition
BMAA Link HERE
#11. To attend and fly at Exhibition/Display events, approved by CAA, a microlight PPL pilot must have
In the UK, flying in an air display or exhibition is strictly regulated by the Civil Aviation Authority (CAA). The rules are designed to protect the public and ensure safety at low altitudes.
Here are the key requirements for any pilot wishing to participate:
1. Mandatory Documents & Manuals
All civil air displays must follow the rules set out in two primary documents:
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CAP 403: The “bible” for air displays. it covers the safety and administrative requirements for organizers and pilots.
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CAP 1724: The standards document specifically for Display Authorisation (DA) and evaluation.
CAA Regulations LINK
#12. When an aircraft is overtaking, the pilot should pass :
When an aircraft is overtaking another in the air, the pilot of the overtaking aircraft should pass by altering course to the right.
Page 63 of the Skyway Code LINK
See page 79 of Brian Cosgrove 8th Edition
#13. If an altimeter is set to “Height” this will be what setting?
To see your height (your distance directly above the ground at a specific airfield), you use the QFE setting.
1. QFE (Query Field Elevation)
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Definition: This is the atmospheric pressure at the airfield you are using.
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Result: When you set the QFE, your altimeter will read zero while you are on the runway.
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Use: It is mostly used by pilots flying in the “circuit” (the local traffic pattern) at an airport so they know exactly how high they are above that specific runway.
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Mnemonic: Think of the “F” in QFE as standing for Field (as in “Field Elevation”)
See page 109 of Brian Cosgrove 8th Edition
#14. Which one of these airports can give you a “basic service” on the Radio?
1. Who can provide a Basic Service?
A Basic Service can only be provided by:
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Air Traffic Controllers (ATCOs): Based at larger airports or radar centers (like Scottish Information).
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Flight Information Service Officers (FISOs): These are trained professionals who operate at certain aerodromes or area control centers but are not full controllers.
2. Who CANNOT provide it?
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Air/Ground (A/G) Operators: Smaller airfields often use “Air/Ground” radio (marked as “Radio” on your charts). These operators can give you basic airfield information (like the wind or the runway in use), but they cannot legally provide a “Basic Service.”
CAA LINK
See page 88 of Brian Cosgrove 8th Edition
#15. An accident report must be submitted to the CAA if an aircraft has an engine failure.
What counts as a “Reportable Accident”?
For a pilot, a report is compulsory if the event took place between people boarding with the intent of flight and everyone disembarking, and resulted in:
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Serious Injury: Such as a broken bone (excluding fingers/toes), internal organ damage, or hospitalisation for more than 48 hours.
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Structural Damage: Damage that affects the strength or flight characteristics of the aircraft (e.g., a collapsed landing gear or a tail strike).
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Missing Aircraft: If the aircraft is completely inaccessible or the search for it has ended.
BMAA Accident report form LINK
Ref Page 89 of Brian Cosgrove 8th Edition
#16. Maintenance of correct registration details in respect of an aircraft is the responsibility of:
In the UK, the Registered Owner of the aircraft is legally responsible for maintaining the correct registration details with the Civil Aviation Authority (CAA).
See page 90 of Brian Cosgrove 8th Edition

#17. What does this Ground Signal Mean?
Page 4 of CAA Safety Sense Leaflet 06 LINK
See page 84 of Brian Cosgrove 8th Edition
#18. The minimum age to hold a PPL with a microlight rating is:
To obtain a NPPL with a Microlight Class Rating you must complete flight training with a UK Civil Aviation Authority authorised flying instructor entitled to instruct on microlights. You must be at least 16 to fly solo, and you must be at least 17 to hold a UK NPPL.
BMAA LINK
#19. What is FIS?
FIS (Flight Information Service) in aviation is a crucial service providing essential advice and information (weather, traffic, hazards) for safe and efficient flight, especially in uncontrolled airspace
Please see page 12 of the Skyway Code LINK
#20. Which is correct statement for Identification Beacons? (Choose all that are correct)
Select all that apply:
In aviation, an Identification Beacon is a specific type of aeronautical ground light used to help a pilot identify a particular airfield or reference point from the air.
How to Identify Them
The colour of the light tells you what kind of airfield you are looking at:
| Colour | Meaning |
| Flashing Green | A civil land aerodrome. |
| Flashing Red | A military (government) aerodrome. |
| Flashing Yellow | A water aerodrome (for floatplanes). |
Page 10 of CAP 637 (Visual Aids) LINK
See page 87 Brian Cosgrove 8th Edition



