Material Science MCQ
Q1. Which type of bonding is predominant in metals?
📘 View ExplanationQ2. What is the basic unit of crystalline solids?
📘 View ExplanationQ3. The Mohs scale measures:
📘 View ExplanationQ4. Which crystal system has all sides unequal and no axes at right angles?
📘 View ExplanationQ5. Dislocations in crystals are mainly responsible for:
📘 View ExplanationQ6. The grain size in metals affects:
📘 View ExplanationQ7. Which of the following is a ferrous metal?
📘 View ExplanationQ8. What is annealing in metallurgy?
📘 View ExplanationQ9. Ceramics are generally:
📘 View ExplanationQ10. Which test measures the hardness of materials by indentation?
📘 View ExplanationQ11. The phase diagram represents:
📘 View ExplanationQ12. Fatigue failure occurs due to:
📘 View ExplanationQ13. Which of the following is a point defect in crystals?
📘 View ExplanationQ14. What does the term ductility mean?
📘 View ExplanationQ15. The property of metals to return to original shape after stress removal is:
📘 View ExplanationQ16. Which strengthens materials by refining grain size?
📘 View ExplanationQ17. Which is a non-metallic engineering material?
📘 View ExplanationQ18. Creep in materials refers to:
📘 View ExplanationQ19. Which of the following is used to study crystal structure?
📘 View ExplanationQ20. What is the effect of alloying on metals?
📘 View ExplanationQ21. The term isotropy means:
📘 View ExplanationQ22. The yield strength indicates:
📘 View ExplanationQ23. Corrosion resistance can be improved by:
📘 View ExplanationQ24. Which testing method is used to detect surface cracks?
📘 View ExplanationQ25. Plastic deformation in metals is due to:
📘 View ExplanationQ26. What is the main mechanism of strengthening in precipitation hardening?
📘 View ExplanationQ27. Phase transformation in materials can be influenced by:
📘 View ExplanationQ28. Which is a property of amorphous solids?
📘 View ExplanationQ29. Fatigue life of a material is:
📘 View ExplanationQ30. The hardness of a material is related to:
📘 View ExplanationQ31. Which metallurgical process removes impurities by oxidation?
📘 View ExplanationQ32. The term “toughness” means:
📘 View ExplanationQ33. Which test is used to measure impact strength?
📘 View ExplanationQ34. Which material type is typically used for high strength and low weight applications?
📘 View ExplanationQ35. What causes creep in metals?
📘 View ExplanationQ36. Which of the following is a component of steel?
📘 View ExplanationQ37. The slip system in crystals involves:
📘 View ExplanationQ38. Which atomic packing factor (APF) corresponds to FCC structure?
📘 View ExplanationQ39. Which type of material failure occurs without significant deformation?
📘 View ExplanationQ40. The arrangement of atoms in a glass is:
📘 View Explanation
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