Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [commercial-aviation]

Commercial aviation is the part of civil aviation, whether general aviation, non-scheduled service, or scheduled airline service, that involves operating aircraft for hire to transport passengers or cargo.

1
vote
1answer
46 views

Effect of Low Vitamine B12 on Class 1 Medical

Does anyone know what the effect of LOW Vitamin B12 is on an aviation medical class 1? My doctor did a blood test recently and put me on Vitamin B12 pills. Is this an issue for Aviation Medical ...
0
votes
1answer
54 views

Will a Secondary Surveillance radar be affected by a 300 m high wind turbine

60 wind turbines are located at a distance of about 30 km away from a Secondary Surveillance radar installation, what will be the impact of this? My less than stellar knowledge of radar systems tells ...
1
vote
3answers
96 views

How could so many drones establish contact with ATC?

India has brought out best set of drone regulations on the basis of No Permission No Take-off (NPNT). But how can the ATC establish contact with so many drones that will be unpredictably asking for ...
-2
votes
0answers
111 views

Which rules are applied If a passenger wants to get off from LHO (live human organ) carrying aircraft, during taxi? [migrated]

Which rules are applied If a passenger wants to get off from LHO (live human organ) carrying aircraft, during taxi? Is the passenger get off from aircraft? Or Is priority given to LHO? Is there an ...
0
votes
1answer
62 views

What is the acceptable position of the brake wear indication for A320?

What is the acceptable position of the brake wear indication (PIN) for an A320 to be safely dispatchable?
1
vote
2answers
75 views

Which are the advantages of low pressure levels during flight? (i.e during cruise flight in a commercial aircraft)

I understand that due to health and security reasons, there must be a minimum in the pressure inside the cabin (75 kPa). But in class I have been told that maintaining low pressure levels has ...
0
votes
0answers
87 views

What does “ACFT MAX 65/7 ” means on lido charts?

What does "ACFT MAX 65/7" on the minima box means? I found out that its related to wingspan and some vertical distance, but I still didn't get the vertical distance thing !!
10
votes
2answers
357 views

How many pilots does an airline hire for each new plane they purchase?

I guess this would depend if the airplane is narrow body or wide body because wide body airplanes make longer trips. Another way to ask this question is what is the ratio of airplanes and pilots in an ...
-3
votes
1answer
80 views

Why commercial planes do not provide parachutes? [duplicate]

In case of emergency I think parachutes would be more safe than life-jackets.
43
votes
4answers
6k views

Can ATC handle a flight as emergency although the pilots have not declared an emergency?

The preliminary report for the LNI610 crash shows how much distractive conversation there was between ATC and LIN610 at a time when the pilots clearly didn't have the aircraft under control – as ...
0
votes
1answer
123 views

Course of other planes approaching the airport

I flew from MUC to TXL recently and made a weird observation. I was sitting in the port side of the plane and -just a few minutes before landing- saw a red light at approximately our height just ...
11
votes
2answers
1k views

What is this? Multiple small cracks in passenger window

I have seen this many times in typically older aircraft passenger windows and on a recent flight from Sydney to Melbourne I took the following pictures. It appears as if there are small cracks in the ...
3
votes
1answer
387 views

Why does Schiphol airport have such a long taxi way? [duplicate]

I heard that from runway 18R-36L the taxi time is around 20 minutes, I heard that this runway was built and is used mainly to reduce noise pollution, but what reasons are there for the length of the ...
7
votes
2answers
305 views

What is the aerodynamic purpose of an Acorn?

This is an IL-62. On the tail of the aircraft, there is a large cone, protruding out of the vertical and horizontal stabilizer which is called acorn. I am trying to figure out what is the aerodynamic ...
1
vote
2answers
149 views

Other than a handful of airlines, do any small operators take PPLs and pay to train them to commercial?

Are there operators out there who take SEL private pilots and train them to commercial? Do small operators like banner tow, agriculture, skydiving do that at all? Is it way too presumptuous to ask? ...
2
votes
1answer
383 views

Where to relocate a bomb on a plane to minimize damage?

In a video blog I saw today on the net, an airline Captain said: "if a bomb is found on board in-flight, pilots are trained to relocate it someplace where it would do the least damage" without further ...
7
votes
2answers
209 views

Can autothrottle be used without autopilot (and vice versa)?

In commercial passenger aircraft: Can autothrust be used with A/P disabled ? And can A/P be used without using autothrust? Citable references very welcome! If the question depends on a specific ...
6
votes
0answers
264 views

Why are the cabin chimes one semitone lower on the Boeing 747-400 than on other aircraft? [closed]

I noticed that the cabin chimes on the Boeing 747-400 overall sound one semitone lower than on other aircraft, including the 737, 777, Airbus A320, and even the 747-8. The same semitone-lower chimes ...
3
votes
3answers
134 views

Is fuel balancing done automatically?

Is the balacing of the fuel in the wings of an aircraft like A320 done automatically or does it have to be done manually by the pilot. If it is done manually does the pilot eyeball the balancing ?
1
vote
1answer
304 views

Are turboprops less safe then jets?

On a recent trip to an airport, I noticed a large number of Bombardier Dash 8s. I wanted to know - are turboprops less safe than traditional jets like the 737 or A320? For instance, I would imagine ...
0
votes
0answers
85 views

Can audible warnings be heard from the cabin?

When I fly in the front row on an all-economy A320, I can very clearly hear the autopilot disconnect sound shortly before landing. Can passengers in the cabin also hear other warnings like EGPWS (...
2
votes
2answers
329 views

Does the crew have a professionally mandated responsibility to inform passengers of a potentially fatal emergency?

This follows on from the question here on an incident wherein a passenger asked crew about an aberrant situation during a flight. Gathering from the answers to the question, flight crew's priority is ...
31
votes
4answers
7k views

What do flight attendants do if a passenger asks what is going on in case of a potential emergency?

This is related to, but not the same as, another question I asked on Interpersonal Skills. I was on a flight last year, on a route I fly on a fairly frequent basis. Shortly after takeoff, I heard the ...
3
votes
1answer
794 views

Is this “wing-wave” early after takeoff really a pilot tradition?

I saw this video of a "wing-wave" immediately after takeoff of a 747-8 pop up on my Instagram feed. In the description, someone says that their friend is the pilot and that he did it to wave goodbye ...
0
votes
1answer
217 views

Why can't I ever get my right ear to pop on descent in a plane?

Whenever I'm flying, there's a period of descent where my right ear just refuses to pop. This has been bothering me for at least ten years. There seems to be a long stage of descent where my ear is ...
2
votes
0answers
132 views

Why not stream outside cameras into the in flight entertainment system

Why do some carriers choose not to stream external views on planes where GMCS cameras are standard, such as the 777-300 or the Airbus A380?
2
votes
1answer
126 views

What is the farthest commercial flight on a B737-800 currently?

Can anybody name the airline, distance and respective city pair of the farthest (not necessarily longest) nonstop flight on a Boeing B737-800 (currently or in the past)? I'm not interested in empty ...
2
votes
2answers
299 views

Why did my transatlantic flight meander off the great circle?

I recently flew commercial to Scotland and was tracking our progress on my iPad using Foreflight. I made a direct-to line that followed the great circle route, but noticed that we meandered off of it ...
2
votes
1answer
182 views

If an airline purchases an aircraft, do they have to/feel compelled to change the livery?

If an airline purchases a used commercial aircraft, which would be painted in the livery of its previous owner, would the new airline ever be required (by law) to re-paint the aircraft in their own ...
1
vote
1answer
245 views

Are there rules regarding the accuracy of a pilot's delay announcement?

Recently in an advertisement, I saw that a pilot gets notified that the plane will be delayed by 30 mins, but he announces that the plane will be delayed by 3 hours. And then he makes another ...
7
votes
2answers
639 views

Did these pilots break any regulations by hand-flying an A320 for most of the cruise?

A couple of days ago, I flew with a popular budget airline within Europe. The aircraft was an A320. It was also a brand new one (only in service since June 2018 and produces 15% less noise and fuel ...
2
votes
0answers
513 views

Impact of hurricanes on flights that have to traverse affected areas [duplicate]

Hurricane Florence is forecast to reach the US east coast soon as a very strong hurricane. This makes me wonder if hurricanes have a big impact on commercial flights that have to traverse the area ...
1
vote
1answer
267 views

Question about flying around hurricane [duplicate]

I'm supposed to fly from NYC to Jacksonville on Friday afternoon. If the forecast for Hurricane Florence holds, the storm should be somewhere over the Carolinas at that point. With neither NYC or Jax ...
0
votes
1answer
341 views

How much hand-flying does a commercial pilot do? [duplicate]

What is the ratio of hand-flying to autopilot for a typical commercial pilot working for a large airline (British Airways, Virgin, EasyJet etc.) and how many hours a year might a typical captain rack ...
1
vote
3answers
747 views

I have bad eyesight, can I still be a commercial pilot in Malaysia?

So, I have really bad eyesight (short-sighted): without my glasses, I can't read text unless it's near. So can I be a commercial pilot?
28
votes
3answers
9k views

Why are airlines so concerned with checked baggage weight?

Why is it that commercial airlines are so concerned with checked baggage weight, such that they charge extra just for the privilege of checking in a suitcase with a limited weight (e.g. 15kg), and ...
18
votes
2answers
2k views

What's the function of the plate behind the wheels of the Pilatus Porter?

Anyone knows what's the plate behind the wheel of the Pilatus Porter for?
8
votes
1answer
490 views

How did the term PAN PAN originate?

Where did the phrase " pan pan" when declaring an emergency originate?
1
vote
1answer
169 views

Can thrust be selected manually in a plane with autothrust? If yes, how?

I'm getting into the autothrust world and I have the question of whether it would be possible to disengage it and select the thrust manually in a plane that already has autothrust. How could it be ...
4
votes
2answers
149 views

Is it possible as a pilot to get the ICAO proficiency language level for a not official language in the ICAO?

I was wondering if it is possible to get the proficiency language level in German for example, as it is not an official language for ICAO. If I would want to apply for a German airline as a pilot, can ...
11
votes
1answer
298 views

Why is braking action (with Anti-Skid) best when the wheel rotates at ~85% of the actual speed?

During my ATPL training the subject of tires and braking was discussed. I understand the principle of the anti-skid and also the differences between aircraft and similar systems in cars. Physics also ...
4
votes
2answers
475 views

What is the ATC protocol for hijackings? [closed]

If a commercial aircraft is successfully hijacked, by a competent pilot / pilots, and they make contact with ATC for regular requests (i.e. weather updates, flight path information or clearing air ...
8
votes
3answers
3k views

Who has final say over an aircraft flight path? [duplicate]

This question got me thinking... if there was an emergency situation on a commercial airliner (let's say both engines have flamed out or something) and the pilot wants to do one thing (land in the sea)...
4
votes
1answer
199 views

What might the business model be for a hypersonic jet? [closed]

According to this video, NASA and Boeing are doing research into a new generation of hypersonic passenger planes that can travel at Mach 5. The designs look really cool and I would love to see them in ...
0
votes
0answers
71 views

Can passenger weight shift cause a pitch shift in a commercial airliner? [duplicate]

If all of the passengers of an airliner, such as an A320, all moved to the front of the plane, like this, would it have the potential to cause the same result, (i.e. a change in aircraft pitch, ...
3
votes
2answers
346 views

Has a scheduled passenger flight ever stalled because of shifting cargo?

Has any scheduled commercial passenger - not cargo - flight ever experienced a stall due to cargo shifting, like the National Airlines Flight 102 did, back in 2013? Please note I am specifically ...
0
votes
2answers
159 views

Do smaller wings mean faster flight? [closed]

I've known that military aircraft with small wings can fly very fast, while commercial aircraft with big wings cannot fly as fast. Why is this?
6
votes
0answers
214 views

Why didn't NWA 85 request/receive fighter jet help with their mysterious rudder failure? [closed]

I recently watched a documentary about the Northwest Airlines Flight 85. The flight experienced a grave rudder malfunction when it was over the Bering Sea and had to turn back for an emergency landing ...
0
votes
0answers
111 views

Does the responsibility for the plane shift from the PIC, if they leave the plane?

Is the PIC still responsible for everything when they leave the plane and a co-pilot is staying on board? Are there differences between operational reasons for leaving the plane (doing the walk-around)...
2
votes
1answer
203 views

How do airlines and airport exchange data?

I was just waiting for a flight, when the airline’s app sent me a push notification; my gate was changed to 12 in the same moment that the airport notified passengers about that the gate was changed ...