1.

Find the induced velocity in the direction normal to the camber line a point on where the slope is 0.087. Given the angle of attack is 5° and free-stream velocity is 20 units. Use thin airfoil approximation.

A. 0
B. 101.74 units
C. 98.26 units
D. 3.48 units
Answer» B. 101.74 units


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