Material Science MCQs

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1. Which of the following is a primary bond in materials?





2. The crystal structure of common table salt (NaCl) is:





3. Which of the following is a characteristic property of ceramics?





4. What is the primary mechanism of deformation in metals?





5. The ability of a material to absorb energy and plastically deform without fracturing is called:





6. Which of the following is an example of a ferromagnetic material?





7. In a phase diagram, the point where three phases coexist in equilibrium is called:





8. Tempering of steel involves:





9. The term “creep” in materials science refers to:





10. Which of the following materials has the highest melting point?





11. The primary component of bronze is:





12. Alloying elements added to steel to improve its corrosion resistance typically include:





13. Which type of defect involves a missing atom in the crystal structure?





14. The Hall-Petch relationship describes the increase in strength of a material with decreasing:





15. Which of the following is an example of a polymer?





16. Which of the following materials is known for its superconducting properties at low temperatures?





17. The phenomenon of “fatigue” in materials is caused by:





18. Which of the following describes the process of “annealing”?





19. The main constituent of glass is:





20. Which of the following processes is used to produce thin films for semiconductor devices?





21. In materials science, the term “anisotropy” refers to:





22. The phenomenon of “superplasticity” allows materials to:





23. Which material is commonly used as a thermal barrier coating in jet engines?





24. The ductile-to-brittle transition temperature (DBTT) is significant for:





25. Which of the following is an example of a composite material?





26. The term “nanoindentation” is used to measure:





27. Graphene is a material composed of:





28. Which of the following materials exhibits piezoelectric properties?





29. Which of the following materials is known for its use in shape memory applications?





30. The primary constituent of stainless steel that provides corrosion resistance is:





31. Which of the following processes is used to harden the surface of a metal?





32. The Wiedemann-Franz law relates which two properties of a material?





33. Which of the following materials is commonly used in the production of optical fibers?





34. A material that can return to its original shape after being deformed is known as:





35. Which of the following materials is typically used for making permanent magnets?





36. The energy required to break a unit volume of material is known as:





37. Which of the following is a non-destructive testing method?





38. Which of the following elements is added to steel to improve its hardness and strength?





39. Which property of a material is defined as its resistance to scratching or indentation?





40. The primary use of titanium alloys is due to their:





41. Which of the following is an example of a thermoplastic polymer?





42. The process of adding carbon to the surface of steel to improve its hardness is called:





43. Which type of bonding is primarily responsible for the electrical conductivity in metals?





44. Which of the following ceramics is known for its use in electrical insulators?





45. The term “strain hardening” refers to:





46. Which of the following materials is known for its high thermal conductivity?





47. Which of the following is a key characteristic of amorphous materials?





48. Which of the following materials is most commonly used for making aircraft bodies?





49. The ability of a material to resist fracture under high impact loads is termed:





50. What is the primary function of a grain refiner in metallurgy?





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