User lemonincider

9

71

votes

6

answers

26k

views

Why are fuel tanks in the wings filled first, and why are they used last?

Aug 12 '18 at 15:56 Community♦ 1

3

46

votes

2

answers

9k

views

Why are bird strikes on approach or landing not as common as on takeoff?

landing takeoff bird-strike

Nov 3 '17 at 13:20 Community♦ 1

2

26

votes

5

answers

9k

views

Why is a clock required to be mounted on the instrument panel for IFR flights?

faa-regulations

Jan 15 at 20:42 SMTschirhart 11

22

votes

3

answers

5k

views

Is there a landing gear system that extends automatically to prevent belly landing?

aircraft-systems landing-gear

Jul 26 '17 at 12:49 Community♦ 1

4

20

votes

1

answer

3k

views

Why does ATC ask emergency aircraft about fuel on board?

air-traffic-control emergency-procedures emergency-services

Aug 13 '17 at 0:40 lemonincider 7,249

1

20

votes

1

answer

3k

views

Is it common for jets not to have backup manual control system for emergencies?

aircraft-design

Mar 6 '17 at 17:34 David Richerby 11.7k

2

18

votes

4

answers

7k

views

Why does a clean configuration lead to the generation of greater wingtip vortices?

aerodynamics wing-tip-vortex

Apr 25 '17 at 2:21 Koyovis 47.5k

15

votes

5

answers

4k

views

Can we always trust the PAPI lights?

papi

Sep 29 at 15:48 Ugo 648

15

votes

4

answers

2k

views

Do Boeing and Airbus learn from each other?

accidents airbus boeing

Dec 8 '19 at 19:41 T Dick 1

1

15

votes

2

answers

3k

views

How long does it take for pilots to become unconscious after an uncontrolled depressurization at FL 340?

emergency hypoxia physiological

Sep 27 '19 at 9:34 Manu H 15.9k

14

votes

1

answer

2k

views

Do airline pilots use FD when performing visual landing?

airline-operations

Oct 23 '18 at 14:04 Csrlos 1

1

13

votes

1

answer

1k

views

Does pilot monitoring have authority to go around in exceptional circumstances?

airline-operations airline-pilot pilot-authority

Jan 4 '19 at 8:23 summerrain 3,174

2

12

votes

1

answer

802

views

Why are some parts of the wings not protected by the wing anti-ice system in the B737?

boeing-737 anti-ice

Aug 27 at 9:33 Pilothead 12.7k

1

12

votes

5

answers

8k

views

Why is mixture lean recommended on the ground?

aircraft-performance fuel-systems

Aug 25 '18 at 7:33 cfi99 11

11

votes

2

answers

2k

views

Why does the takeoff N1 limit start to decrease below 30°C OAT?

turbofan performance-calculation

Jan 29 at 10:48 0scar 822

11

votes

4

answers

3k

views

Why does a steeper approach cause an increased landing rollout?

landing aircraft-performance approach

Dec 25 at 16:39 Chris Zavatson 11

1

11

votes

2

answers

4k

views

What makes spiral instability less harmful than Dutch roll?

aircraft-design aerodynamics stability dutch-roll

Oct 17 '19 at 21:57 Robert DiGiovanni 9,718

11

votes

3

answers

5k

views

Why is it called “STBY RUD” on a Boeing 737?

aircraft-systems boeing-737 hydraulic-system

Jan 28 '18 at 16:45 Ralph J 38.1k

10

votes

2

answers

303

views

Why doesn't ATC use a unified frequency for the same control area?

air-traffic-control

Feb 14 at 3:47 randomhead 2,392

1

10

votes

1

answer

323

views

Are there known cases of an airline pilot's becoming incapacitated, while in command of the aircraft, during a critical flight phase?

airliner aviation-history pilot-incapacitation

Dec 14 '18 at 23:01 summerrain 3,174

10

votes

1

answer

955

views

How do pilots of big jets determine if they are clear of the runway after landing?

landing runways taxiing pilot-technique

Aug 22 '17 at 22:23 ymb1 102k

4

10

votes

1

answer

3k

views

Do airliners stall first at the wing tip?

aircraft-design aerodynamics wing stall

Jul 23 '17 at 10:23 Peter Kämpf 203k

3

9

votes

3

answers

1k

views

Is Auto Pilot capable of performing TCAS resolution advisory?

autopilot tcas

Jan 2 '19 at 22:46 summerrain 3,174

9

votes

1

answer

1k

views

What's a metering fix?

aeronautical-charts sid-star

Jul 9 '17 at 9:41 lemonincider 7,249

8

votes

3

answers

713

views

Why does the FMC in B737 limit the climb speed to 230 knots on the VNAV mode until the leading edge devices are fully retracted?

boeing-737

Jun 5 '19 at 18:05 user40476 1,671

8

votes

3

answers

4k

views

When leaving ground effect, why is there a nose-up change in moment?

aerodynamics stability ground-effect

Mar 15 '18 at 11:49 Peter Kämpf 203k

1

8

votes

2

answers

797

views

In lost comms situations, when and where do the pilots of big commercial jets expect to get green light from tower?

airline-operations usa lost-communications

Jul 25 '17 at 21:13 Devil07 7,888

8

votes

6

answers

8k

views

Does lift equal weight in level flight?

aerodynamics

Jul 13 '17 at 9:16 Pete Kirkham 269

1

8

votes

1

answer

961

views

Why is stabilator used in some small airplanes?

aircraft-design

Mar 5 '17 at 21:26 Peter Kämpf 203k

1

7

votes

3

answers

908

views

Is it okay to divert to another airport in IFR lost comms situations?

faa-regulations instrument-flight-rules lost-communications

Nov 28 '18 at 2:14 Michael Hall 10.6k

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107 Questions

Why are fuel tanks in the wings filled first, and why are they used last?

Why are bird strikes on approach or landing not as common as on takeoff?

Why is a clock required to be mounted on the instrument panel for IFR flights?

Is there a landing gear system that extends automatically to prevent belly landing?

Why does ATC ask emergency aircraft about fuel on board?

Is it common for jets not to have backup manual control system for emergencies?

Why does a clean configuration lead to the generation of greater wingtip vortices?

Can we always trust the PAPI lights?

Do Boeing and Airbus learn from each other?

How long does it take for pilots to become unconscious after an uncontrolled depressurization at FL 340?

Do airline pilots use FD when performing visual landing?

Does pilot monitoring have authority to go around in exceptional circumstances?

Why are some parts of the wings not protected by the wing anti-ice system in the B737?

Why is mixture lean recommended on the ground?

Why does the takeoff N1 limit start to decrease below 30°C OAT?

Why does a steeper approach cause an increased landing rollout?

What makes spiral instability less harmful than Dutch roll?

Why is it called “STBY RUD” on a Boeing 737?

Why doesn't ATC use a unified frequency for the same control area?

Are there known cases of an airline pilot's becoming incapacitated, while in command of the aircraft, during a critical flight phase?

How do pilots of big jets determine if they are clear of the runway after landing?

Do airliners stall first at the wing tip?

Is Auto Pilot capable of performing TCAS resolution advisory?

What's a metering fix?

Why does the FMC in B737 limit the climb speed to 230 knots on the VNAV mode until the leading edge devices are fully retracted?

When leaving ground effect, why is there a nose-up change in moment?

In lost comms situations, when and where do the pilots of big commercial jets expect to get green light from tower?

Does lift equal weight in level flight?

Why is stabilator used in some small airplanes?

Is it okay to divert to another airport in IFR lost comms situations?