18 Questions
What is the primary function of a wing butt rib?
To attach the wing to the fuselage
What is the primary function of stringers on a wing?
To support the wing skin and increase rigidity
In a stressed-skin wing design, what is the purpose of the wing skin?
To carry part of the flight and ground loads
What is the purpose of a wet wing design?
To store fuel directly inside the wing structure
What is the primary function of a wing tip?
To act as an aerodynamically shaped cover for the wing structure
What is the purpose of a honeycomb panel in a wing structure?
To increase the wing's rigidity and strength
Which structural members of the wing correspond to the longerons of the fuselage?
Spars
What type of wing design is modified by the addition of false spars or light shear webs along the trailing edge for support of control surfaces?
Monospar wing
What do the caps and web refer to in an I-beam spar?
Top and bottom of the I-beam
Which type of wing construction uses two main longitudinal members with connecting bulkheads to furnish additional strength?
Box beam wing
What material are most manufactured aircraft's wing spars made of currently?
Extruded aluminum
Which type of spar can be extruded from one piece of metal or built up from multiple extrusions or formed angles?
I-beam spar
What is the primary function of wing spars?
To carry the loads caused by wing bending
How many spars does a typical wing have?
Two spars, one near the front and one near the trailing edge
What is the purpose of false spars?
To act as attachment points for control surfaces like ailerons
Which of the following statements about wing spars is true?
Wing spars can have a sine wave web design
If other structural members of the wing are placed under load, where is most of the resulting stress passed on?
The wing spar
Which of the following statements about wing spars is false?
Wing spars extend the entire spanwise length of the wing
Test your knowledge on different types of aircraft wing constructions, including strict monospar, multispar, and box beam designs. Learn about the use of false spars, light shear webs, ribs, and bulkheads in wing construction.
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