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The trailing vortex increases the requirement of power by the aircraft engine.

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+1 vote
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in Aerodynamics by (773k points)
The trailing vortex increases the requirement of power by the aircraft engine.

(a) False

(b) True

This question was posed to me during an online exam.

My doubt stems from Downwash and Induced Drag in division Flow over Airfoils over Finite Wing of Aerodynamics

1 Answer

+1 vote
by (720k points)
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Best answer
Correct answer is (b) True

The best explanation: There is higher power required by the aircraft engine to overcome the induced drag, thus leading to wastage of power. This power goes waste as it provides energy to the vortices, serving no useful purpose.

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