CIVE 2200 Midterm: Exam-CIVE2200-2009October

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A u t h o r i z e d m e m o r a n d a (1) closed book exam. (2) programmable calculators are not allowed. (3) questions do carry equalweight. (4) answer all questions. Students must count the number of pages in this examination question before beginning to write, and report any discrepancy to a proctor. This question paper has 4 pages, including the cover. Using your own words, graphs and/or schematic diagrams; answer a, b, and c below. t / Use: upper ypld point - failure - linear elastic region - modulus of elasticity "e" - strfrin - ultiplate stress - strain hardening region - strgts - post ultimate stress region - yield p{ateau. The two steel members are joined together using a 60" scarf weld. Determine the average normal and average shear stress resisted in the plane of the weld. ft kn