美国麻省理工大学：《结构分析与设计技术》教学资源（讲义）CQ8.pdf_大学文库

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The following stress-strain curves were obtained for dif- ferent materials subjecting the specimen to the loading path(a, b, c, d ). Which one(s) of them correspond to elas- tic material(s)

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Concept question The following stress-strain curves were obtained for dif- ferent materials subjecting the specimen to the loading path(a, b, c, d ). Which one(s) of them correspond to elas- tic material(s) (1)and(2) 2 (3) (2)and(4) None of the above DKDU

++++ ++++ ++++ ++++ ++++ Concept Question ++++ ++++ ++++ ++++ ++++ The following stress-strain curves were obtained for different materials subjecting the specimen to the loading path (a,b,c,d). Which one(s) of them correspond to elastic material(s)? b c d d b c d b c d σ ε σ ε σ ε σ ε a a a a (1) (2) (3) (4) b c 1. ++++ (1) and (2) 2. ++++ (3) 3. ++++ (2) and (4) 4. ++++ None of the above 5. ++++ DKDU

Answer The correct answer to the concept question is: 2

++++ ++++ ++++ ++++ ++++ Answer ++++ ++++ ++++ ++++ ++++ The correct answer to the concept question is: 2. ++++

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