NCAA CPL Principles Of Flight Practice Questions - NCAA CPL Principles Of Flight (Nigeria) Exam

What is the primary physical cause of induced drag on a fixed-wing aircraft?

The generation of aerodynamic lift and the resulting wingtip vortices and downwash Surface roughness and skin friction of the wing skin material The frontal area displacement of the aircraft fuselage and nacelles Shock wave formation behind the thickest point of the airfoil

Correct Answer:

The generation of aerodynamic lift and the resulting wingtip vortices and downwash

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