Quiz1 Solution - Quiz1 Solution 1 Which of the following properties are not mechanical properties(it is ok if made wrong selection on 3 and 4(2 1

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Quiz1 Solution 1. Which of the following properties are not mechanical properties? (it is ok if made wrong selection on 3 and 4) (2’) 1) Density 2) melting point 3) refraction ratio 4) Elastic modulus 5) Fracture toughness 6) Mass diffusion coefficient 7) Yield point 8) Fatigue life 9) Endurance limit 10) Modulus of Resilient 11) Heat of fusion Ans: 1,2,6,11 2. Cold worked metals have which of the following stress-strain relationship: (1’) 1. Perfectly elastic 2. Elastic and perfectly plastic 3. Elastic and strain hardening Ans: 3 3. Brittle materials: ceramics, many cast irons, and thermosetting polymers have which of the following stress-strain relationship: (1’) 1. Perfectly elastic 2. Elastic and perfectly plastic 3. Elastic and strain hardening Ans: 1 4. Metals behave like this when heated to sufficiently high temperatures (above recrystallization) have which of the following stress-strain relationship: (1’) 1. Perfectly elastic 2. Elastic and perfectly plastic 3.
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This note was uploaded on 01/19/2012 for the course IE 230 taught by Professor Xangi during the Spring '08 term at Purdue University-West Lafayette.

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Quiz1 Solution - Quiz1 Solution 1 Which of the following properties are not mechanical properties(it is ok if made wrong selection on 3 and 4(2 1

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