Chapter 1: Aircraft Structural Assembly and
Rigging Section A Questions and Answers
A ____ _________ fuselage has a substructure to stiffen the external skin. ✔️✔️Semi
monocoque
A structure that is built with more than one path for the stresses so a crack will not destroy the
structure is called a ____ ____ design. ✔️✔️Fail safe
The angle formed between the cord of the wing and the relative wind is known as the angle of
______. ✔️✔️Attack
Air passing across an airfoil will create a region of ___ pressure above the airfoil. ✔️✔️Low
What component attaches to the spars to give the wing the aerodynamic shape it needs to
produce lift? ✔️✔️Ribs
The center of lift of an aircraft is usually located ______ the center of gravity. ✔️✔️Behind
Fabric covered airplane wings usually have a _____ type structure. ✔️✔️Truss
The steel wire that runs from the front spar inboard to the rear spar outboard in a truss type
wing is called a ____ wire. ✔️✔️Drag
A wing which uses no external struts or braces for support is called a __________ wing.
✔️✔️Cantilever
Rigging Section A Questions and Answers
A ____ _________ fuselage has a substructure to stiffen the external skin. ✔️✔️Semi
monocoque
A structure that is built with more than one path for the stresses so a crack will not destroy the
structure is called a ____ ____ design. ✔️✔️Fail safe
The angle formed between the cord of the wing and the relative wind is known as the angle of
______. ✔️✔️Attack
Air passing across an airfoil will create a region of ___ pressure above the airfoil. ✔️✔️Low
What component attaches to the spars to give the wing the aerodynamic shape it needs to
produce lift? ✔️✔️Ribs
The center of lift of an aircraft is usually located ______ the center of gravity. ✔️✔️Behind
Fabric covered airplane wings usually have a _____ type structure. ✔️✔️Truss
The steel wire that runs from the front spar inboard to the rear spar outboard in a truss type
wing is called a ____ wire. ✔️✔️Drag
A wing which uses no external struts or braces for support is called a __________ wing.
✔️✔️Cantilever
