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Is wake behind the airfoil exhibits a continuous vortex?

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+1 vote
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in Aerodynamics by (773k points)
Is wake behind the airfoil exhibits a continuous vortex?

(a) False

(b) True

I got this question in an online interview.

I need to ask this question from The Symmetric Airfoil in chapter Incompressible Flow over Airfoils of Aerodynamics

1 Answer

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Best answer
Correct choice is (b) True

Easy explanation: The wake behind the airfoil exhibits a continuous vortex shedding pattern below 8 degrees incidence angle of NACA 0002 and below 7 degrees incidence angle for NACA 0012 at remolds number 1000 it exhibits the continuous vortex.

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