Question: 4 . 2 Consider an NACA 2 4 1 2 airfoil with a 2 - m chord in an airstream with a velocity of 5

4.2 Consider an NACA 2412 airfoil with a 2-m chord in an airstream with a velocity of 50 m/s at standard sea level conditions. If the lift per unit span is 1353 N/m, what is the angle of attack?

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