Show the downward induced velocity at y

Reference no: EM131515184

Question: For a wing with modified elliptic loading such that, at distance y from the center of the span, the circulation is given by

where s is the semi-span, show that the downward induced velocity at y is

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Also prove that for such a wing with aspect ratio AR, the induced drag coefficient at lift coefficient is

Reference no: EM131515184

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