practice_final

practice_final - Course Code Practice Final Materials...

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Course Code: ____________ 1/8 pages total P.M. Anderson (614) 292-0176 (614) 292-1537• e-mail: [email protected] Practice Final Materials Science and Engineering 765 Introduction to Mechanical Behavior of Materials Spring Quarter, 2005 Instructions: Please Read Before Beginning! You have1 hour and 48 minutes to answer all 6 problems on this exam. You may use a calculator and an 8.5" by 11" double-sided sheet of notes in your own handwriting. Write all answers on the question sheet in the space provided. Continue on the reverse side of the sheet if more space is needed. Good Luck! 1. Interaction Between Dislocations Determine the glide and climb forces exerted on an edge dislocation that lies along the z- direction, and is located at a position (x, y) from a parallel screw dislocation. (Note: if you did not write down the stress state produced by dislocations, then you may borrow a textbook from me).
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2/8 pages total 2. Crystal Slip Systems (a) List three slip systems that are in the family of <110> slip directions and {111} slip
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