An airfoil shape is shown below. The vectors for the force of the fluid on the airfoil are positive in the direction shown. Free stream velocity U For this orientation O Force F₁ is lift and is negative and F2 is drag and is positive Force F₁ is drag and is positive and F2 is lift and is negative O Force F₁ is drag and is negative and F2 is lift and is negative

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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An airfoil shape is shown below. The vectors for the force of the fluid on the airfoil are positive in the direction shown.
Free stream velocity
U
For this orientation
F₁
F₂
Force F₁ is lift and is negative and F2 is drag and is positive
Force F₁ is drag and is positive and F2 is lift and is negative
O Force F₁ is drag and is negative and F2 is lift and is negative
Transcribed Image Text:An airfoil shape is shown below. The vectors for the force of the fluid on the airfoil are positive in the direction shown. Free stream velocity U For this orientation F₁ F₂ Force F₁ is lift and is negative and F2 is drag and is positive Force F₁ is drag and is positive and F2 is lift and is negative O Force F₁ is drag and is negative and F2 is lift and is negative
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