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This is Critical An flat-plate airfoil at zero incidence in a wind tunnel has a critical Reynolds number of 2105. Derive expressions for a)

This is Critical An flat-plate airfoil at zero incidence in a wind tunnel has a critical Reynolds number of 2105. Derive expressions for a) Cf as a function of the local Reynolds number, Rex, with the wind tunnel oper- ating at Re = 1 106. 4 b) Ca as a function of the Reynolds number based on chord, Rec

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