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Old 25th Oct 2006, 17:22
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DC-Mainliner
 
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Originally Posted by DC-Mainliner
Studi has it right for high altitude flight.
I suspect part of the original question asks the following clarification that has already been offered: For any speed flight , low or high, the wing will ALWAYS enter a traditional stall at the critical angle of attack at lower and mid altitudes.
Yup. This sort of just started to become a discussion on the previous posts. But what good is a question and answer if it can't develop into a discussion?

I agree. Light Cessnas - a "high speed" stall is probably an "accelerated stall" occurring at any airspeed. Just raise the alpha (AOA) to the critical angle of attack and you have a stall - Voila. A "1G" stall is at Vs, a 2G stall is at a higher "accelerated" stall speed.

BTW, a "high speed stall" is really not a good term to use unless it is defined as in a certain flight envelope. I think that is what led to the high altitude discussions.
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