Sheet Metal Final Exam QUESTIONS WITH ANSWERS.

Sheet Metal Final Exam |\ |\ |\ |\




QUESTIONS WITH ANSWERS |\ |\




What is the major consideration of ALL sheet metal structures? -
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CORRECT ANSWERS ✔✔Strength VS Weight |\ |\ |\ |\




What are the 2 major types of aircraft structures, concerning
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carrying stresses, or loads? - CORRECT ANSWERS ✔✔Monocoque
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Semi-monocoque


What is the difference between a monocoque and semi-monocoque
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structure? - CORRECT ANSWERS ✔✔A monocoque- when the
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stress of the structure is exerted on the skin and carries the loads
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Semi-monocoque- When a structure has internal structures that |\ |\ |\ |\ |\ |\ |\ |\



help carry the stress and the loads.
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What is the advantage and disadvantage of a monocoque structure?
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- CORRECT ANSWERS ✔✔ADV: lighter design bc of no internal
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structures |\




DISADV: the smallest dent or crack can destroy the structure
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, What is the advantage and disadvantage of a semi-monocoque? -
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CORRECT ANSWERS ✔✔ADV: Stronger |\ |\ |\




DISADV: Heavier |\




Give examples that can be used in a semi-monocoque structure. -
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CORRECT ANSWERS ✔✔Longerons |\ |\ |\




Stringers |\




formers
Bulkheads


Give the 6 types of loads (stresses) and define them. - CORRECT
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ANSWERS ✔✔Tension: stress that pulls apart a structure
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compression: stress that pushes together a structure
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Bending: a combo of tension and compression
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Torsion: stress that tends to twist
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Shear: two stress that acting against each other but not in line
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