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MCQs

Total Questions : 74 | Page 8 of 8 pages
Question 71. Which ceramic material does Si₃Al₃O₃N₅ denote?
  1.    Silicon carbide
  2.    Silicon nitride
  3.    Sialon
  4.    Silicon alumino nitrate
 Discuss Question
Answer: Option C. -> Sialon
Answer: (c).Sialon
Question 72. Thermoplastics are formed by ________
  1.    Addition polymerization
  2.    Copolymerization
  3.    Condensation polymerization
  4.    Isomerism
 Discuss Question
Answer: Option A. -> Addition polymerization
Answer: (a).Addition polymerization
Question 73. How is the creep strength of ceramics when compared to other materials?
  1.    Zero
  2.    Low
  3.    High
  4.    Excellent
 Discuss Question
Answer: Option D. -> Excellent
Answer: (d).Excellent
Question 74. On average, what is the maximum use temperature of engineering ceramics?
  1.    260°C
  2.    815°C
  3.    1200°C
  4.    2760°C
 Discuss Question
Answer: Option D. -> 2760°C
Answer: (d).2760°C

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