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55 Answers

Votes Activity Newest
48
Why does the Boeing 787 engine nacelle exhaust have such an unusual shape?
Feb 22 '15 at 2:18
25
Why are aircraft turbine blades made of nickel alloys?
Apr 29 '15 at 19:42
13
How do landing gear retracting into the wing affect performance when deployed?
Feb 6 '15 at 18:56
9
Why do planes need a roll motion?
Jul 27 '19 at 20:14
9
Would it be viable to install a screen in front of jet intakes to prevent them from sucking in birds?
Apr 23 '15 at 21:27
9
Why are aircraft external lights round, not tear-drop shaped?
Mar 10 '15 at 22:08
8
Why is the GP7200-powered A380 fleet not grounded?
Oct 7 '17 at 13:53
8
Which air stream pressure / speed is measured by the pitot?
Jan 17 '16 at 13:04
7
What is the method to calculate a finite wing's lift from its sectional airfoil shape?
May 2 '15 at 16:43
7
What is the simplest way to explain a sonic boom that is still technically correct?
May 17 '15 at 16:28
6
Inviscid aerodynamics: why is circulation zero at the wingtip?
Oct 4 '16 at 22:51
6
What is a vortex generator?
Apr 7 '15 at 8:17
4
How many four-engine commercial passenger jetliner types are currently in use?
May 18 '17 at 22:17
4
What is profile drag?
Mar 30 '17 at 19:52
4
Why doesn't ice form on the fuselage?
Mar 21 '16 at 10:40
4
Is wing flex good?
May 14 '15 at 12:32
4
Is freezing of windows normal in airlines?
Feb 10 '15 at 13:39
4
Why do we never see high-bypass turbofan engines sharing the same nacelle on large airliners and similar aircraft?
Feb 3 '15 at 22:18
4
Are aircraft with counter-rotating props or Down Between Engines less likely to develop asymmetric icing?
Jan 25 '15 at 22:12
4
What causes the reduction in speed across the shockwave?
Jan 25 '15 at 11:30
3
What is the aerodynamic motivation behind vortex generators?
Jun 4 '18 at 22:01
3
Is a swept wing the better option against the winglet
Aug 29 '15 at 15:46
3
What is the purpose of flutter testing?
May 20 '15 at 8:10
3
Why do planes not fly “backwards” (up from the planes POV) when in a vertical climb?
Feb 17 '15 at 22:38
3
Why do only some aircraft require tail anti-icing?
Feb 9 '15 at 22:19
3
What is Alpha protection?
Feb 3 '15 at 12:55
3
Is there a surface of a commercial jet exposed to air flow at speed near Mach 1?
Jan 25 '15 at 0:37
2
What happens to Flight Testing Aircraft after Testing is over?
Feb 7 '16 at 10:01
2
What is the bypass air in a turbofan engine actually for?
Jan 22 '16 at 21:36
2
Will wind tunnel modelling ever be completely replaced by computer models?
Jun 3 '15 at 12:59
1
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