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The distance marked by ‘Lht’ represents _____

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The distance marked by ‘Lht’ represents _____

(a) tail moment arm

(b) tail area

(c) fuselage area

(d) wing length

The question was posed to me in semester exam.

The query is from Geometry Sizing in portion Initial Sizing of Aircraft Design

1 Answer

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Best answer
The correct answer is (a) tail moment arm

Best explanation: Above diagram is showing a typical plan view of a wing tail configuration. Lht represents distance between wing aerodynamic center and the tail aerodynamic center of MAC. It is known as the tail moment arm.

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