Hottest Questions This Week

55

votes

8

answers

10k

views

Why don’t airplanes use turn signals?

modified yesterday Mayou36 387

33

votes

2

answers

6k

views

+50

Why does JetBlue have aircraft registered in Germany?

airbus-a320 airbus aircraft-registration

modified Mar 2 at 5:21 gparyani 511

19

votes

4

answers

7k

views

Why don't modern fighter aircraft hide their engine exhaust?

aircraft-design military f-4

answered Mar 1 at 5:51 MacGuffin 105

6

votes

1

answer

1k

views

Why do propellors have white markings on their tips? [duplicate]

aircraft-design propeller piston-engine engine-design turboprop

modified 2 days ago Michael Hall 10.1k

12

votes

1

answer

535

views

How do airports detect drones?

safety unmanned-aerial-vehicle airport-operations

modified 18 hours ago Priyant Poswal 1

6

votes

2

answers

392

views

Why weren't SA-On GPS units updated to become SA-Aware?

ads-b gnss

modified 8 hours ago Jabirhee 51

7

votes

1

answer

396

views

Which category is A321-271NX in?

airbus-a320

modified yesterday Abdullah 2,040

1

vote

2

answers

167

views

Can a plane with a thrust-to-weight ratio less than one fly vertically and perform loops?

aircraft-performance aircraft-physics flight-dynamics

answered Feb 27 at 22:23 Carlo Felicione 59.3k

-1

votes

3

answers

150

views

What amount of electricity could we get from the Seebeck effect on a kerosene turbofan?

turbofan electrical-system

modified yesterday Florent Henry 175

4

votes

1

answer

356

views

How is Turbojet defined by the FAA?

faa-regulations

modified 2 days ago Ralph J 37.6k

1

vote

1

answer

184

views

What surface materials do airplanes use to reduce friction?

aircraft-design drag efficiency wind

modified yesterday TayE 5,993

0

votes

2

answers

154

views

Can I Return Back to the Destination Airport after I Diverted to the Destination Alternate? [closed]

commercial-aviation airline-operations pilots

answered Mar 1 at 9:27 GdD 45.1k

3

votes

1

answer

81

views

Why am I seeing extremely high L/D ratio of (e.g. L/D = 90) in my 2D airfoil analysis?

airfoil

modified yesterday Kenn Sebesta 464

6

votes

1

answer

216

views

How does a plane's weather radar ignore returns from other weather radars?

avionics weather-radar

modified 23 hours ago Erin Anne 656

5

votes

1

answer

123

views

Why was NWS shifted from green hydraulic to yellow hydraulic system in the A320?

airbus-a320 hydraulic-system nosewheel

modified 2 days ago ymb1 99.5k

3

votes

3

answers

148

views

Can I fly a practice LNAV approach with an iPad?

faa-regulations visual-flight-rules instrument-procedures

answered 2 days ago 2NinerRomeo 1,883

5

votes

1

answer

99

views

What are the “beta lines” of a gas turbine engine component?

jet-engine engine-design fluid-dynamics

modified 17 hours ago 0scar 747

2

votes

1

answer

82

views

Was NextGen simulated/tested against alternatives?

aviation-history ads-b air-traffic-management airport-capacity nextgen

modified yesterday DeltaLima 69.6k

1

vote

2

answers

68

views

Which organisation deals with Aviation Law - IATA or ICAO?

commercial-aviation regulations icao iata

answered yesterday DeltaLima 69.6k

2

votes

1

answer

140

views

What front is going to form after a cold air mass meets a warm air mass?

meteorology

modified 19 hours ago Federico♦ 30.2k

4

votes

1

answer

79

views

How far in advance of “effective date” are VFR sectional charts usually made available? (US)

usa faa aeronautical-charts

answered Mar 1 at 20:17 DeltaLima 69.6k

2

votes

3

answers

100

views

Do icing limits exist for parked aircraft?

icing

modified 7 hours ago John K 82k

2

votes

1

answer

96

views

Is a flying wing optimal for high altitude craft?

aircraft-design

modified yesterday Peter Kämpf 200k

2

votes

1

answer

88

views

Are aircraft certified for inflight thrust reversal required to demonstrate controllability in an asymmetric-reverse-thrust scenario?

flight-controls regulations engine-failure aircraft-certification thrust-reverser

answered yesterday ymb1 99.5k

1

vote

1

answer

63

views

What ILS type approach my flights landing could be?

ils extreme-weather

modified yesterday Bianfable 31.7k

2

votes

1

answer

74

views

Efficiency of the Kuznetsov NK-88 or NK-89 engine burning hydrogen

turbofan efficiency hydrogen

modified 2 days ago Florent Henry 175

-2

votes

0

answers

119

views

Article about man on banned medication for 30 years [closed]

medical

asked Mar 1 at 0:40 Jason 349

-1

votes

0

answers

119

views

Why is taxiing super slow after an ILS CATIIIB landing in almost zero visibility?

ground-operations taxiing extreme-weather

modified 9 hours ago DeltaLima 69.6k

1

vote

1

answer

56

views

What is the relation between N1 and Wing anti-ice

airbus-a320 turbofan anti-ice

modified 12 hours ago Bianfable 31.7k

2

votes

1

answer

70

views

What is the reason for this discrepancy regarding the CRJ100/200's stickpusher-activation angle?

angle-of-attack bombardier-crj stick-pusher

modified yesterday ymb1 99.5k

2

votes

0

answers

111

views

On average, how much fuel is left in commercial flights after landing?

fuel economics statistics

asked Mar 2 at 17:51 Florent Henry 175

1

vote

1

answer

75

views

What medical history questions are asked for a UK Class 1 Medical?

medical caa-uk-regulations

modified Mar 2 at 22:58 Pondlife 63.9k

0

votes

1

answer

62

views

If the APU is switched off but the APU bleed is on, will the engine bleed valve close automatically?

airbus-a320 apu bleed-air

answered 3 hours ago ocirocir 481

2

votes

1

answer

47

views

Could leading-edge dynamic stall occur for a tripped airfoil?

aerodynamics airfoil stall turbulence

modified 7 hours ago Abdullah 2,040

0

votes

0

answers

77

views

Easiest way to consume OOOI events [closed]

airline-operations

modified Mar 2 at 11:18 CGCampbell 10.3k

0

votes

0

answers

72

views

Can anyone explain me the ILS Approach Chart of my Airport? [closed]

aeronautical-charts

modified 11 hours ago DeltaLima 69.6k

-1

votes

0

answers

68

views

Reducing the energy requirements of flight for (electric) commercial airplanes? [closed]

efficiency performance-calculation amateur-experimental electric-aircraft

modified yesterday Florent Henry 175

1

vote

1

answer

60

views

What justifies a biplane over a braced monoplane?

aircraft-design wing aviation-history biplane

modified yesterday Robert DiGiovanni 9,518

1

vote

0

answers

60

views

CL604/650 (or CRJ1/2) max loiter time (using it as a reference point to compare the A-10 to)

aircraft-performance bombardier-crj fairchild-a-10

modified yesterday ymb1 99.5k

2

votes

1

answer

45

views

HEPA filters, airliner HVAC and COVID 19

air-conditioning

modified yesterday Bianfable 31.7k

0

votes

1

answer

55

views

Replacing or supplementing turbofan with electric fan [duplicate]

jet-engine aircraft-performance performance-calculation electric-engine

modified 2 days ago Jpe61 13.1k

2

votes

0

answers

51

views

IFR training in the free route airspace

flight-training instrument-flight-rules easa-regulations

asked Feb 28 at 22:48 Jan Hudec 49.6k

0

votes

0

answers

42

views

Why is there no anti ice system on inboard slats of A320 [duplicate]

airbus-a320 anti-ice slats

modified Mar 2 at 8:04 Bianfable 31.7k

-1

votes

0

answers

41

views

Source for non-polarized fit over sunglasses [closed]

medical

asked yesterday John F. Miller 119

0

votes

0

answers

40

views

How long between an airline decides to fly a route and starting this route service?

airline-operations economics

modified 13 hours ago ymb1 99.5k

1

vote

0

answers

35

views

Is there any latest List of CAT IIIB airports in the world?

ils

asked 21 hours ago Avgeeker 109

1

vote

0

answers

30

views

For commercial flights, is there regulations imposing a minimum fuel reserve upon landing? [duplicate]

fuel regulations international

asked Mar 2 at 16:31 Florent Henry 175

Top Questions

Looking for more? Browse the complete list of questions, or popular tags. Help us answer unanswered questions.