Q1. Which of the following is a basic classification of engineering materials?
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Q2. Which of these is NOT a property of engineering materials?
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Q3. Which is a type of engineering material and a metal?
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Q4. Why are pure metals not frequently used in engineering?
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Q5. Which alloy contains more than one metal?
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Q6. Crystal structure of mild steel is:
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Q7. Vacancies in crystal structure are which type of defect?
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Q8. Which material is NOT ductile?
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Q9. Cooling curves in metals are plots of:
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Q10. Interstitial solid solution of carbon in gamma iron is called:
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Q11. What is the basic constituent of Monel metal?
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Q12. German silver is an alloy of:
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Q13. Invar alloy is used for:
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Q14. Which material is used to make a cold chisel?
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Q15. Machining properties of steel are improved by adding:
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Q16. Eutectoid steel contains what percent of carbon?
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Q17. Which is NOT a non-metallic engineering material?
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Q18. What is a composite material?
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Q19. Properties of engineering materials include:
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Q20. The main advantage of alloying metals is:
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Q21. Heat treatment of steels is done to:
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Q22. Which ceramics are known for high temperature resistance?
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Q23. Polymerization results in:
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Q24. Which is NOT a thermosetting plastic?
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Q25. Wear resistance is a property of:
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Q26. Electrical conductivity is highest in which material?
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Q27. Which is a type of crystal imperfection?
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Q28. Which metal is used to make aircraft bodies?
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Q29. Glass is classified as what material?
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