Linked Questions

27
votes
9answers
38k views

Can a plane fly without the Vertical Stabilizer?

What would happen if a plane (for the sake of the question let's say that the plane is an Airbus A380) lose its Vertical Stabilizer?
20
votes
4answers
22k views

What is a Vmc roll?

Many aviation discussions of the TransAsia GE235 accident include comments like "that was a Vmc roll". What is a Vmc roll and how should you avoid it and/or recover from it?
17
votes
3answers
22k views

What is the purpose of a dorsal fin such as on the Boeing 737?

I've noticed that the 737 has a rather unusual vertical stabilizer, with an extension at the front. Is the 737 the only plane equipped with such a vertical stabilizer, and what is its purpose?
13
votes
3answers
37k views

How does wing sweep increase aircraft stability?

I was told at one point that the sweep of a wing can help with the straight line stability of the craft, in fact I think it's one of the main systems that keeps flying wings flying straight (like the ...
8
votes
4answers
5k views

What is the function of the lower vertical fin on a MIG-23?

I would like to ask about the function of the lower vertical fin in Mig 23 .
7
votes
2answers
2k views

Why is the DC10/MD11/TriStar vertical stabilizer noticeably smaller than other contemporary aircraft?

Why is it that these planes had vertical stabilisers that were noticeably smaller in proportion the aircraft itself to other aircraft? I understand that they had the engines mounted on the tail but ...
7
votes
2answers
1k views

Is this explanation of adverse yaw correct?

It is explained here that adverse yaw is caused by the difference in induced drag due to the difference in lift being generated by each wing. I've also seen a couple of websites (including Wikipedia) ...
4
votes
2answers
625 views

Where should I sit to experience the least turbulence?

Following on from Why are first/business class seats at the front?, in which part of a large commercial jet cabin would I experience the least turbulence? On the one hand I would have said that ...
7
votes
2answers
401 views

Does lateral stability decrease during transonic flight? If so, why?

I haven't got much more to explain other than the title of the question itself. This question was written down in my notes that I took while studying Principles of Flight for my EASA commercial ...
3
votes
1answer
819 views

How are the dimensions of the empennage determined for jetliners?

How is the height of the vertical and span of the horizontal stabilizers determined for different turbofan aircraft like the Airbus A380 and the Boeing 747-8? What are the maximum forces (in ...