Hottest Questions This Week

7

votes

5

answers

2k

views

Is a trimmed flight not always an unstable system?

modified May 5 at 15:25 John K 86.7k

6

votes

3

answers

1k

views

Can gliders and single-engine planes have vortices?

aerodynamics glider single-engine vortex

modified 2 days ago reirab 18.4k

6

votes

3

answers

1k

views

Is it worth it taking flying lessons even though I can't commit to regular lessons right now? [closed]

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answered 2 days ago scottrod 11

11

votes

1

answer

2k

views

Identify Aircraft in Petra Album Art

aircraft-identification propeller-aircraft

modified May 7 at 3:16 quiet flyer 14.5k

4

votes

2

answers

1k

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Is it possible to order or purchase a hardcopy of an NTSB report? [closed]

ntsb

answered May 5 at 23:42 Vikki - formerly Sean 23.4k

4

votes

4

answers

503

views

Why hasn't the US military performed aftermarket modifications on certain aircraft?

military efficiency cost winglets carbon-footprint

answered May 5 at 2:17 Gerry 15.7k

5

votes

2

answers

457

views

Where must the glider tow line connection be?

glider towing

modified 12 hours ago Peter Mortensen 377

7

votes

1

answer

477

views

What is “alternate takeoff” in this PT6A performance table?

aircraft-performance takeoff turboprop aircraft-limitations

answered May 3 at 16:24 John K 86.7k

0

votes

2

answers

113

views

Is there any practical benefit of the Boeing-787 to perform near vertical takeoff?

takeoff angle-of-attack boeing-787 vertical-speed

modified May 4 at 12:56 Bianfable 33.1k

-1

votes

3

answers

177

views

Is lift less in a steeper descent than in a shallower descent, and if so, by how much?

aircraft-physics flight-dynamics

modified yesterday quiet flyer 14.5k

4

votes

1

answer

190

views

Why require a minimum of 1500 hours to become an airline pilot?

faa-regulations pilot-certification

modified 10 hours ago Jan Hudec 50.3k

2

votes

1

answer

136

views

Why does the Cessna 208 Amphibian have extra tail surfaces?

aircraft-design control-surfaces seaplane cessna-208 empennage

modified May 5 at 10:01 ymb1 104k

0

votes

1

answer

105

views

What is this seaplane shown in this photo?

aircraft-identification seaplane

modified yesterday Sanchises 10.4k

2

votes

1

answer

161

views

Need help identifying civilian small aircraft from old turkish movie

aviation-history

modified 5 hours ago Mr R 185

0

votes

2

answers

102

views

In theory, can jetliners remain controllable after losing the entire tail section?

safety airliner flight-controls fly-by-wire

modified yesterday John K 86.7k

1

vote

1

answer

85

views

How much money can be saved by removing seats?

aircraft-performance

answered 2 days ago FreeMan 14.1k

2

votes

1

answer

82

views

How can one change the wingtip geometry to enhance the wingtip vortices?

aircraft-physics wing-tip-vortex flying-in-formation

answered May 5 at 5:53 Peter Kämpf 204k

0

votes

1

answer

63

views

Does having permission waive the 500 foot distance requirement in 91.119(c)?

faa-regulations

answered May 4 at 20:16 Pondlife 65k

1

vote

1

answer

90

views

Why does the Information Manual say “C172S - Flaps 10 (Preferred) for Normal Takeoff”, when the models before S-model do not have this note?

aircraft-design aircraft-performance takeoff flaps cessna-172

modified May 4 at 13:24 Robert DiGiovanni 9,827

1

vote

1

answer

38

views

What is the indicated device under the tail of this B-29?

feature-identification b-29

modified 5 hours ago Ron Beyer 32.6k

1

vote

1

answer

99

views

Why do some Airbus jetliners at full thrust sound like turboprops? [duplicate]

airbus-a320 noise

answered May 6 at 3:07 niels nielsen 11.7k

4

votes

1

answer

46

views

Performance metrics of a propulsion system - optimising a propulsive fan system

aircraft-performance propulsion electric-engine electric-aircraft

modified yesterday StrugglingEngineeringStudent 41

1

vote

0

answers

122

views

I’ve always heard about the dreaded ramp check. What does it actually entail?

faa-regulations faa

asked May 5 at 23:09 MD88Fan 952

0

votes

2

answers

33

views

What suits best for lateral controllability at high Angle of Attacks- a vortex generator or wing slots?

wing control-surfaces slats vortex-generators

modified yesterday Noorul Quamar 71

3

votes

1

answer

69

views

How can I log simulated instrument time and approaches in a single-place aircraft?

faa-regulations logging instrument-approaches

modified May 4 at 22:01 Dean F. 15.5k

1

vote

1

answer

61

views

Can a normally poorly handling airframe with high moments of inertia actually have superior flight dynamics under autonomous control? [closed]

aircraft-design autopilot flight-dynamics vtol aeroelasticity

answered 2 days ago Sanchises 10.4k

0

votes

0

answers

76

views

Are the cockpit doors on airplanes unbreakable? [closed]

usa germany hijack

asked yesterday Eric Hernandez 101

2

votes

1

answer

71

views

What does it mean to have a SIC limitation on your medical class 1

commercial-aviation easa-regulations medical

modified May 5 at 16:34 757toga 9,539

1

vote

1

answer

51

views

Are there specific engine TBO requirements for aircraft used in flight instruction?

faa-regulations aircraft-maintenance rental

modified May 4 at 20:05 JScarry 6,626

1

vote

1

answer

54

views

What is the resistance range for the Bendix King KN-64 DME Photoresistor?

modified May 3 at 20:51 Wasabi 507

0

votes

0

answers

54

views

What factors cause a turbine aircraft to have decreasing fuel burn over time?

jet-engine flight-planning efficiency fuel-consumption

asked 2 days ago Steve V. 20.7k

3

votes

0

answers

40

views

Can I document a VOR check with a photo to comply with 91.171(d)?

faa-regulations instrument-flight-rules vor

modified May 6 at 21:53 Pondlife 65k

1

vote

0

answers

36

views

How can I calculate static thrust (lb-ft) from power (hp)? [closed]

aircraft-performance airframe-and-powerplant

modified 2 days ago Pondlife 65k

0

votes

1

answer

25

views

How does a hot tip-jet supply fuel to its engines?

helicopter tip-jets

answered 2 hours ago niels nielsen 11.7k

0

votes

0

answers

31

views

Passenger Information for Flight with Layover: Which Country gets it? [closed]

passenger

asked May 3 at 14:17 Cédric Travelletti 1

0

votes

1

answer

28

views

Can I get an EASA Class 1 medical with high astigmatism?

easa-regulations medical

modified 2 days ago Pondlife 65k

0

votes

0

answers

20

views

Is there a way to design intake duct and nozzle in Ansys AFD or other computational softwares?

electric-engine

asked yesterday StrugglingEngineeringStudent 41

0

votes

0

answers

20

views

Reducing camber for DrelaGW19 for L/D ratio

wing lift airfoil efficiency reynolds-number

asked 2 days ago Gabriel Belmont 13

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