Aviation

Notable Question

 Notable Question
Question with 2,500 views. This badge can be awarded multiple times.

earned this badge 73 times.
Why do the A320’s primary flight controls have hydromechanical backups only for the rudder?
Awarded May 17 at 8:55
Are 737 pilots required to train in manual-reversion flight?
Awarded May 16 at 2:43
Why are the A300/310’s electric pitch trim switches inhibited with the autopilot engaged?
Awarded Apr 24 at 7:21
Why was the 737 main rudder servo valve’s vulnerability to causing uncommanded reversals never discovered in testing?
Awarded Apr 10 at 0:36
Why do windowless cargo Metroliners still have overwing-exit hatches?
Awarded Mar 21 at 19:03
Why don't single-engine jets suffer severe gyroscopic effects?
Awarded Feb 20 at 20:27
Why was the Electra uniquely vulnerable to whirl-mode flutter?
Awarded Feb 12 at 17:10
Can a helicopter's main rotor mince a human?
Awarded Feb 6 at 14:34
Why can a localiser be used without a glideslope, but not vice versa?
Awarded Jan 6 at 18:06
How is the debris deflector on the DC-9-80 ("MD-80")'s nose gear kept from striking the ground during landing?
Awarded Dec 6, 2022 at 2:41
Why does the A320 use the rudder for lateral control in mechanical law?
Awarded Dec 2, 2022 at 8:02
Why doesn't extending the flaps on a B-2 send it into an uncontrollable dive?
Awarded Nov 29, 2022 at 6:41
Did Kai Tak have a straight-in approach to runway 13 for higher-performance aircraft?
Awarded Nov 19, 2022 at 5:18
Why don't tanker aircraft have ejection seats?
Awarded Oct 21, 2022 at 15:48
Why can’t more older 737s be retrofitted with more newer winglets?
Awarded Sep 29, 2022 at 20:57
What makes it safe for the DC-8 to use reverse thrust in flight?
Awarded Jul 4, 2022 at 13:02
What determines the maximum speeds for a particular aircraft?
Awarded Apr 25, 2022 at 17:51
Why can’t air traffic control radars determine the altitudes of primary targets?
Awarded Apr 6, 2022 at 13:51
Why do the 747's wing gear tilt while airborne, but not its body gear?
Awarded Mar 29, 2022 at 9:49
Why does the A330 sit nose-down on the ground?
Awarded Mar 11, 2022 at 10:25
Why did the FAA ban all supersonic flights over the United States, rather than only supersonic flight in densely-populated areas?
Awarded Feb 11, 2022 at 16:40
Why is the 737 MAX 7 selling so poorly?
Awarded Feb 4, 2022 at 20:11
How do aircraft making HF transmissions avoid stepping on other HF users?
Awarded Jan 23, 2022 at 10:36
Why doesn't the 737 MAX have an APU EGT gauge like all other 737s do?
Awarded Sep 28, 2021 at 22:18
Why do aircraft have a crossover airspeed, and why does it increase at higher vertical load factors?
Awarded Sep 22, 2021 at 18:20
Why don't militaries use ram-air parachutes?
Awarded Jul 9, 2021 at 22:56
Why is the DC-9-80 ("MD-80") prohibited from taking off with a flap setting between 13 and 15 degrees?
Awarded May 14, 2021 at 20:26
Why wasn't the 737 MAX's landing gear lengthened enough to mount the engines under the wings, rather than in front of them?
Awarded Feb 15, 2021 at 15:16
Why do the C-141 and C-5 have T-tails?
Awarded Jan 25, 2021 at 3:51
How is radar separation assured between primary and secondary targets?
Awarded Jan 6, 2021 at 5:56
Why does U.S. airspace revert to class E above flight level 600?
Awarded Oct 5, 2020 at 7:31
Why does the B-52 have such a tiny rudder?
Awarded Sep 8, 2020 at 15:06
How does ATC locate a stealth aircraft if its transponder fails?
Awarded Aug 18, 2020 at 7:42
Would deploying the Space Shuttle's landing gear early have improved safety? [duplicate]
Awarded Jun 9, 2020 at 21:18
What is the upper deck on converted freighter long-hump 747s used for?
Awarded Apr 14, 2020 at 10:35
What are these silver stripes on Cosmic Girl for?
Awarded Apr 13, 2020 at 16:30
Why would a B-29 consume more fuel at 17 kft than at 9 kft?
Awarded Mar 20, 2020 at 14:20
How can an aircraft’s maximum design operating speed be greater than its never-exceed speed?
Awarded Feb 27, 2020 at 22:20
Why didn’t Boeing ramp 737NG production back up in response to the 737 MAX groundings?
Awarded Feb 3, 2020 at 13:50
Why did the space shuttle use bias-ply tyres instead of radials?
Awarded Jan 23, 2020 at 23:05
Do any airports have runways or taxiways that cross active rail lines at grade?
Awarded Dec 15, 2019 at 0:35
What is the purpose of the Dash 8’s “TOUCHED RUNWAY” warning light?
Awarded Dec 2, 2019 at 11:55
Why does the DC-9-80/MD-80 have this cusp in its fuselage?
Awarded Nov 15, 2019 at 2:50
Why was the DC-9-80/MD-80 so successful despite being obsolete almost from birth?
Awarded Nov 8, 2019 at 21:25
Why do airports in the UK have so few runways?
Awarded Nov 4, 2019 at 17:45
Why are the angle-of-attack sensors on most airplanes mounted on the forward fuselage rather than at the wing roots?
Awarded Oct 30, 2019 at 8:50
Why is a 737 Original speed-restricted below 10 kft with inoperative windscreen heating?
Awarded Oct 15, 2019 at 9:30
Why is the missed-approach course for the "RNAV (GNSS) - A" approach to runway 28 at ENSB shaped all funny?
Awarded Sep 20, 2019 at 12:25
Why are two-stroke engines nearly unheard of in aviation?
Awarded Sep 16, 2019 at 11:15
Why don't modern jet engines use forced exhaust mixing?
Awarded Aug 17, 2019 at 2:45
Why are Gatwick's runways too close together?
Awarded Aug 12, 2019 at 7:15
Why are several of the Tu-104’s cabin windows oddly positioned?
Awarded Jul 25, 2019 at 19:00
Why do newer 737s use two different styles of split winglets?
Awarded Jul 25, 2019 at 18:05
Why do (or did, until very recently) aircraft transponders wait to be interrogated before broadcasting beacon signals?
Awarded Jun 11, 2019 at 18:00
Why is the Constellation's nose gear so long?
Awarded Jun 1, 2019 at 0:00
Why is the A380’s with-reversers stopping distance the same as its no-reversers stopping distance?
Awarded May 15, 2019 at 21:30
Don’t seats that recline flat defeat the purpose of having seatbelts?
Awarded Apr 26, 2019 at 15:15
Why not use the yoke to control yaw, as well as pitch and roll?
Awarded Apr 22, 2019 at 23:20
Why can't wing-mounted spoilers be used to steepen approaches?
Awarded Apr 13, 2019 at 12:00
Why are the 737's rear doors unusable in a water landing?
Awarded Apr 4, 2019 at 14:45
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