Questions tagged [maneuver]

Questions about controlled changes to the flight path or a series thereof.

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30
votes
3answers
21k views

What is the difference between a barrel roll and an aileron roll?

I was going through social media and I came across this GIF image that showed a plane doing some sort of roll. It was labeled "Barrel Roll" but in the comments to the post, someone said that it was ...
15
votes
4answers
12k views

How can an aircraft hover almost vertically?

(Source: https://fat.gfycat.com/) The aircraft in this GIF (although being an RC plane) seems to be flying vertically, just meters above the ground. How is this possible? How is it possible to control ...
12
votes
1answer
1k views

What is the meaning of “Docile pitch behavior” in the context of Pugachev's Cobra?

In another answer on SE Aviation it is mentioned that the ability to perform Pugachev's Cobra in a non-thrust-vectored aircraft needs "docile pitch behavior of the airframe up to approx. 110° angle ...
18
votes
2answers
2k views

When does the use of afterburners save fuel?

An afterburner uses a lot more fuel for a little more thrust (rule of thumb: 50% more thrust for 5 times the fuel flow with full dry power). Is a flight maneuver possible where using the afterburner ...
3
votes
3answers
589 views

How to determine the traffic avoidance manuver?

Scenario A: I started the takeoff roll and then noticed another aircraft is crossing the runway in front of me, how could I determine what is the best avoidance maneuver, like full braking to abort ...
14
votes
6answers
2k views

Is it possible to perform a spin recovery in IMC?

In other words, after some training, is it possible to recovery a spin solely by relying on instruments? If using a vacuum-pump traditional attitude indicator, I assume the answer is no, since there ...
13
votes
1answer
4k views

What is this turn called and how is it performed?

I've found pictures and videos of jets rotating 90 degrees so that one wing points straight down to the ground and the other is straight up, then they suddenly turn away from their course while ...
10
votes
3answers
1k views

How does turn radius change with velocity between Vm and Vs, as in a 180 degree turn in a canyon?

I just heard a briefing on mountain flying, and it was stated that the first thing, or the most important thing to do in the event you are unfortunate enough to find yourself in a blind canyon with no ...
3
votes
1answer
8k views

How to perform climbs and descents?

I have known that when you climb, you push the throttle to maximum and adjust the vertical speed with the commands (elevator) and the trim. Then when you reach the desired altitude you pull the ...
14
votes
5answers
7k views

Why did my LGA-ORD flight make an S-shaped turn round the time it was passing a storm?

On a recent United UA1709 flight into Chicago (hit by a heavy storm at the time), I felt a noticeable descent, combined with two wide banks around 1 hour before landing. Looking at the flight path, I ...
10
votes
2answers
2k views

How does a fighter “thump” an intercepted aircraft?

In P&E Never Again: A Thump on Final, commercial pilot Mike Mercer describes an encounter with an F–16 shortly before rounding out to land. Without warning, the Baron abruptly yawed 15 degrees ...
5
votes
2answers
1k views

What is the derivation of 15 and 11.3 used for computing pivotal altitude?

Pivotal Altitude Explained: Teaching eights on pylons the easy way at AOPA repeats a common formula for pivotal altitude. To estimate pivotal altitude, square the groundspeed and then divide by 15 ...
4
votes
4answers
992 views

Is there a relationship between control surface deflection and a particular turn radius or bank angle?

I am making a project which includes automation of aileron, rudder and elevator deflection. Is there a quantifiable relation which can tell me the amount of deflection required for any radius of ...
1
vote
2answers
318 views

Forces in a slipping turn [duplicate]

I have trouble understanding why the ball (on the turn & slip indicator) falls into the turn e.g. drop to the left when aircraft is rolled left, when in an uncoordinated turn (slipping turn). What ...
2
votes
1answer
1k views

What is the maximum side slip angle that can be achieved by a F-16?

During which flight regime is maximum side slip needed (apart from take-off and landings in cross winds)? I have learned that during a knife edge maneuver, the side slip angle plays a crucial role in ...