Discussion
A trailing edge stall is characterised by separation that
Answer: A
Correct answer: Begins at the rear and moves forward as incidence increases
On a thick, well-rounded section the adverse pressure gradient first defeats the boundary layer near the trailing edge, and the separation point creeps forward as incidence rises. The lift curve therefore rounds over gradually and the stall is gentle and preceded by buffet - the behaviour a designer wants, because it gives the pilot warning.
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