AVS157ChapterXVQuestionsSmith - Mark Smith AVS 157 Chapter...

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Mark SmithAVS – 157Chapter XV Study Questions and ProblemsWhat is the difference between monocoque and semi-monocoque construction?monocoque: all structural loads are taken by the skin alone (like a soda can)semi-monocoque: skin carries most of the load, reinforced by longerons, stringers,etc.What is a truss?A framework, typically consisting of rafters, posts, and struts, supporting a roof, bridge, or other structureWhat is meant by the term “stressed-skin structure"?A stressed skin structure has itscompression-taking elements localized and itstension-taking elements distributed. Typically, the main frame has rectangular structure and istriangulatedby the covering.Why isn’t pure aluminum used by itself in aircraft structures? How is it used and why?Pure aluminum is too weak by itself. Aircraft are made from various aluminum alloys chosen for their strength, workability or other desirable characteristics.

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