Materials Science MCQs January 8, 2026August 19, 2024 by u930973931_answers 10 Score: 0 Attempted: 0/10 1. What is the primary bonding mechanism in metals? (A) Covalent bonding (B) Ionic bonding (C) Metallic bonding (D) Hydrogen bonding 2. Which of the following materials is an example of a ceramic? (A) Steel (B) Polyethylene (C) Silicon carbide (D) Aluminum 3. What property measures a material’s ability to resist deformation? (A) Hardness (B) Toughness (C) Ductility (D) Elasticity 4. Which of the following is a crystalline material? (A) Glass (B) Rubber (C) Ice (D) Polymer 5. What is the process of heating a metal to a specific temperature and then cooling it slowly to remove internal stresses? (A) Quenching (B) Tempering (C) Annealing (D) Normalizing 6. Which material has the highest electrical conductivity? (A) Copper (B) Silver (C) Aluminum (D) Gold 7. What type of defect is a vacancy in a crystal structure? (A) Point defect (B) Line defect (C) Surface defect (D) Volume defect 8. Which of the following is a thermoplastic polymer? (A) Bakelite (B) Polyvinyl chloride (PVC) (C) Epoxy (D) Melamine 9. What is the phenomenon of time-dependent deformation under a constant load? (A) Fatigue (B) Creep (C) Yielding (D) Fracture 10. Which material is commonly used in semiconductor devices? (A) Graphite (B) Silicon (C) Titanium (D) Tungsten