11.3.3 - Stabiliser

Question 1

How is the vertical fin attached to the fuselage?

Answer 1

The vertical stabiliser is normally bolted to the top centre of special reinforced frames of the tail fuselage.

Yes, it is removable.

The vertical fin is bolted to fitting-brackets
to facilitate removal and installation

Question 2

What is the purpose of ribs?

Answer 2

The purpose of ribs is to provide aerodynamic shape and rigidity.

Question 3

Stabilisers consist of _____,_____ and _____

Answer 3

Spars

Ribs

Skins

Question 4

On modern aircraft such as the A320, primary structural components of the stabilisers (spars, ribs and skin panels) are made of laminations of ___________

All other components are made of
the same material or ________ or of light alloy.

Answer 4

Carbon Fiber Reinforced Plastic (CFRP).

GIass Fiber Reinforced Plastic (GFRP)

Question 5

What kind of stressed skin structure is used for the construction of stabilisers?

Answer 5

Semi-monocoque