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Unformatted text preview: 7. Match the hardenability of the following steels a. low carbon steels very low (a ) b. high carbon and alloy steels very good (b ) 8. Number of invariant points in the Fe-C diagram are a. four b. two c. three (c ) 9. Tempering of quenched steel gives a. improved toughness without losing the hardness too much b. improved toughness at the sacrifice of hardness c. improved hardness at the sacrifice of toughness (a) 10. Bainite is a. a phase made up of ferrite and cementite b. a microstructure made up of ferrite and cementite c. a solid solution of cementite in ferrite (b ) Free for answering Bonus questions: Total 1 point 11. Usefulness of MSE 200 course in teaching materials used in engineering applications a. fair b. very poor c. good ( ) 12. Time that I spend in reading the material for MSE 200 in an academic week is a. below 1 hour b. above 1 hour c. above 2 hours ( )...
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This note was uploaded on 10/11/2009 for the course MSE 200 taught by Professor Wholedepartment during the Spring '08 term at N.C. State.
- Spring '08