Questions tagged [airplane]
A heavier-than-air fixed-wing aircraft propelled by one or more engines.
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Can the F-35 (and F-22) do the Kvochur Bell maneuver?
Can the F-35 (and F-22) do the Kvochur Bell maneuver? Surprisingly I didn’t find much about this on google. (Might’ve searched for the wrong thing though)
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Is there any estimate of the number of cargo aircraft which can be handled and accommodated per hour at Chitral Airport in northern Pakistan?
I am working on a modeling case study in which I am using a realistic disaster response operation situation after a major earthquake in Chitral, Pakistan.
In this regard, I am using Chitral Airport as ...
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Split Flaps and lift?
Do split flaps produce lift? I don't see how, because there is no change in camber.
It seems like an upside down speed break, producing only drag
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Airplane Owner, But don't have PPL. Can student pilot do oil change on their own plane?
Airplane Owner, But don't have PPL. Can student pilot do oil change on their own plane? I can't seem to find answer on this. Any helps would be great.
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Why B737 CFM56 engine sounds like heavy wind sound at Throttling up?
14:14 ~ 14:21 : Throttle Up (with heavy wind sound
14:22 ~ 14:23 : Engine reached certain %, and no heavy wind sound
14:23 ~ : Throttle Up (with heavy wind sound)
I always wonder why only B737NG with ...
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Do Blended Wing Bodies produce more induced drag compared to a conventional tube and wing design? Does this affect its performance?
Blended wing bodies can produce more lift by its aerofoil configuration. It has been shown to produce up to a 30% decrease in fuel burn due to its additional lift, compared to a tube and wing plane.
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Cargo fire risk
If there is a fire due to a lithium battery in the cargo hold, can modern day technology in passenger planes; fire proof panels, Warning system, oxygen starvation, compartmentalisation, fire ...
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Coordinate system in aircraft. Question about step between lines
Good day! Can you help me? I doing a restoration of the plane's geometry. I want to do restoration use a theory. But I have not information about step (size) between B.L. (W.L.) lines. As example - ...
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Help identify symbol of vintage biplane seaplane wing
I recently bought a "Vintage" biplane seaplane model from an Etsy shop. The images on the listing didn't include an unobstructed view of the top of the wings. When I received it, I found ...
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Can you identify this plane? Picture from ca1942, maybe Taylorcraft
This was my grandfather's plane, picture taken, I believe, in 1942. My grandparents are long gone and I have no one to confirm the ID of this plane, but from internet searches, it looks like a ...
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How do I get rid of this chord line along the x-axis when importing an airfoil into XFLR5?
Whenever I try to import an airfoil into XFLR5, I always notice the chord centerline along the x-axis as you can see in the picture.
Is there a way to somehow get rid of this line?
I'd be thankful for ...
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What do the Tail Rudders do specifically? [duplicate]
What do the tail rudders actually do on airplanes; fighter or commercial? Do they stabilize, turn, or something else?
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How large do wings have to be to create lift?
How much lift is needed to get an aircraft in the air? Is there a specific formula? And also what wing shapes offer different types of lift? I.e a delta wing formation.
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Determine Vx and Vy from other climbing rate datas
I am developing a small program, working with Microsoft Flight Simulator 2020. For now, I can show my takeoff graph which display the altitude on the y axis and the distance in x axis. I would like to ...
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Adding a CFI-Airplane rating to existing CFI-Helicopter Certificate
Have a student who has CFI-Helicopter, and looking to get CFI-Airplane. Student has his commercial single engine airplane and wants to get CFI Airplane. What endorsements and any other factors will ...
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How to slow down while maintaining altitude
Is reducing throttle/power already enough? Or do I have to adjust the pitch as well? If so, I suppose pitching up as well? If pitching up is needed as well, is it because as speed decrease, there is ...
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What plane is most similar to the LEGO Firefighter Aircraft 42152?
I want to identify a LEGO Firefighter Aircraft: LEGO set #42152
Is this model based on a real plane? Does anyone have any ideas?
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Are the gyroscopic precession and P-factor of a pusher propeller in opposite directions?
according to this picture
the P factor cuases airplane to yaw to the right but if pilot wants to pitch up , then p factor and gyroscopic precession acts on airplane at the same time but in opposite ...
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Are glass cockpit or steam gauge GA aircraft safer?
All else being equal, considering the reliability of instruments, human factors, etc., is it safer to fly in a piston-single GA airplane with steam gauges or with a glass cockpit?
In other words, if I ...
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Plane Identification (Coast Guard, Air Force base region)
I live in Clearwater Florida and multiple times a day, I have giant multi-prop Coast Guard planes, ans choppers flying low over my home.
However, today as I sat outside, I heard one but it sounded a ...
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Has anyone ever heard of a Bresthaven Dragon-Fly III?
In James Thurber’s classic short story The Greatest Man In The World, the main character, lowlife hooligan Jack ‘Pal’ Smurch, attains the heights of fame when he flies an airplane around the world ...
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What planes are good for both Aerobatics and XC? [closed]
Aside from Van’s planes, are there any planes capable of both XC and Aerobatics?
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How to calculate the shear centre of a wing?
How is shear centre of a wings calculated? i.e. how can I calculate the wing shear centre of a two spar wing with main spar at 0% of wing chord and rear spar at 75% of wing chord? (Assuming the two ...
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What are this sensor especially those at tips?
This is an image of an RQ-7 B UAV what are those sensors marked in red circles.
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What would happen if a hot air ballooon was punctured in mid-air?
I am writing a script for a film where a hot air balloon is punctured and it falls to the ground. There are two teenagers in the balloon when it is in the air. What I would like to know is how fast ...
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I would like to find details of N41JA, an aircraft that flew in the 1970s
I acquired a large group of photo negatives this week mainly of aerial photos from the 1970s in the northern California and San Francisco area. One of the photos has a plane with number N41JA. I ...
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Are all planes painted white first?
Is white used as base paint before other colors? So is the paint on coloured parts thicker than in white parts?
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Is it possible to use a plane's entire wing as an elevon?
Would it be feasible to build an RC plane using the entire wing as an elevon, with each wing independently moved up and down with servos? For roll control, they would be moved in opposite directions; ...
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Is it normal to fly or glide only one mile per hour above stall speed?
At one point, Through Gates of Splendor describes Nate Saint gliding in his Piper PA-14 Family Cruiser at 45 mph; the plane's stall speed is 44 mph. Earlier in the book, he flew at 45 mph. Is it ...
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What is the working principle of a dorsal fin? [duplicate]
In simple words could someone please explain the working principle of a dorsal fin in a two engined propelled airplane?
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How to calculate take-off and landing distances for a light plane?
I cannot find a generic takeoff chart for the 850 lbs BD-5B Micro-plane. How can I find, generate, or calculate the takeoff and landing distances needed? I did find this chart below and included the ...
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How can I determine how long it would take to fly between two points?
How can I determine the approximate time required to fly a particular plane (e.g. a Cessna 172) between two points, considering the possibility of needing intermediate stops? For airline flights, I ...
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limits of the cg envelope graph for a helicopter
I am looking for information or any explanation, I want to know how this envelope is graphed, the limits (underlined in the image) from where they are obtained and what do they tell me? I want to know ...
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How can I compute the minimum possible bank angle for a turn with a given radius?
I know that I can find an upper bound for the bank angle for a plane, if I know the maximum sustained load factor of that plane because the roll angle and the load factor $n_z$ in a turn are directly ...
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Which aircraft has the best fuel mileage per person?
I was looking at a BD-5 that got 32 miles to the gallon for one person and wonder: Which plane gets the most fuel mileage if you divide the number of passengers against the mileage of the plane? ...
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What is the type of the seaplane at the end of runway 18L on Schiphol Airport?
From 47 to 52 seconds into this video we can see a seaplane parked in a small pool of water. What type of plane is this and when did the plane fly for the last time?
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Where can a digital reading of the pitch/attitude of a plane be found?
Where can a digital reading of the pitch of plane be found?
E.g on Microsoft flight simulator, on the attitude dial, the pitch of the plane (e.g 10 degrees up above horizon) has to be manually read ...
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Safe to use Volkswagen golf mk1 for my ultralight aircraft project? [closed]
Good day house, I'm trying to understand if I should use the Volkswagen golf mk1 (60hp) engine for my ultralight projects..
All advise will be greatly appreciated.. ♥️
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Without wind, would a plane go straight if the pilot let go of the controls?
If you let go of the steering wheel of a (properly maintained) car, it will typically go in a straight or nearly straight line. Would a powered airplane in no-wind conditions do the same thing?
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How big are the horizontal stabilizers for fighter jets generally? (ie. 25% of the wing area)
Anyone know the typical area for horizontal tails for fighter jets like the F-18.
Cheers
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Matching the Drag Equation to Real Airplane Data
I am trying to compute airplane performance for a piston-driven airplane with constant speed prop using the standard equations for Lift, Thrust and Drag. I have found that there are a couple of useful ...
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Do pilots need a different license for each type of aircraft?
I have heard before that even an experienced Boeing 747 pilot can't operate a Boing 787 Dreamliner without attaining the specific license first.
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Can you put a propeller on the back of a plane, and have it go forward?
So, I was thinking about how drones work, and I can't figure out how drones with propellers at the rear of the drone can still go forward. I'm not that experienced in aviation so if this is a basic ...
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Rotor-wing aircraft feasibility
Could an aircraft have a spinning wing as a helicopter rotor at low speeds which stops spinning at high speeds to act like an airplane wing? The tail-rotor would turn 90 degrees and become a pusher ...
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Other than the rest areas for the crew - what else is in the 'attic' of an aeroplane?
So I am seeing some information about crew rest areas in an aeroplane which typically just sit above the passenger cabin.
In the image of the a350 XWB for example you can see those areas in the front ...
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While descending some pilots put local pressure long before reaching transition level?
Isn't this risky?
I thought once they pass transition level they should change to local pressure...
But is this not risky to put local pressure qnh before... risky in terms of separation wheter ...
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Airplanes Parking On Taxiway
I've noticed one or two planes at my airport continuously park on the Taxiway and stay for sometimes an hour+. I keep looking and can't seem to find any regulations on this topic. (Only finding stuff ...
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How does control system design ensure correct elevator position with the steering system unlocked? [closed]
I’m having some trouble answering the following problem encountered in one of the worksheets for aviation students:
The plane shown in the picture stands on the runway. The pilot, while getting off, ...
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What happened to this plane during landing? Failed first time? [closed]
Hi I was checking flights at Heathrow on flightradar24.com the other day and found this plane a bit strange. It looked like the first landing wasn't successful. The plane may have touched down but ...
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How does an airliner adjust and move exactly over the coloured lines before stopping in front of the jetways?
How does an airliner adjust and move exactly over the coloured lines before stopping in front of the jetways?
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