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Pitching moment co-efficient for an airfoil is given by _____

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Pitching moment co-efficient for an airfoil is given by _____

(a) lift*area

(b) drag*area

(c) section pitching moment/dynamic pitching moment

(d) lift/dynamic moment

I got this question during an online exam.

My question is from Airfoil Selection-1 topic in division Airfoil and Geometry Selection of Aircraft Design

1 Answer

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Best answer
Correct option is (c) section pitching moment/dynamic pitching moment

The best explanation: Lift*area will give moment. Drag*area will also provide moment but will be less. The ratio of sectional pitching moment and dynamic pitching moment is called pitching moment co-efficient.

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