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MCQs

Total Questions : 1977 | Page 1 of 198 pages
Question 1. Ceramic materials are
  1.    Organic in nature
  2.    Stronger in compression than in tension
  3.    Always amorphous in nature
  4.    Always bad heat conductors
 Discuss Question
Answer: Option B. -> Stronger in compression than in tension
Question 2. Cermets are used for making
  1.    Cutting tools
  2.    Abrasives
  3.    Both A & B
  4.    Neither A nor B
 Discuss Question
Answer: Option C. -> Both A & B
Question 3. Interchain forces are the weakest in case of
  1.    Plastics
  2.    Fibres
  3.    Elastomers
  4.    Both rubber & elastomers
 Discuss Question
Answer: Option D. -> Both rubber & elastomers
Question 4. Acetylene gas holder is made of
  1.    Copper
  2.    Cast iron
  3.    Steel
  4.    Monel metal
 Discuss Question
Answer: Option C. -> Steel
Question 5. Low carbon steels are those in which carbon percentage is around
  1.    0.1 to 0.35
  2.    0.4 to 0.7
  3.    0.8 to 1.5
  4.    1.5 to 2
 Discuss Question
Answer: Option A. -> 0.1 to 0.35
Question 6. Chilled iron castings are
  1.    Easily machinable
  2.    Soft on surface
  3.    Highly wear resistant
  4.    None of these
 Discuss Question
Answer: Option C. -> Highly wear resistant
Question 7. Refined acetic acid storage vessel are made of
  1.    Copper
  2.    Aluminium
  3.    High carbon steel
  4.    Nickel
 Discuss Question
Answer: Option B. -> Aluminium
Question 8. Nickel is a __________ material.
  1.    Ferromagnetic
  2.    Diamagnetic
  3.    Paramagnetic
  4.    None of these
 Discuss Question
Answer: Option A. -> Ferromagnetic
Question 9. Alinco, which is a aluminium-cobalt-nickel steel, is used for making
  1.    Surgical instruments
  2.    Powerful magnets
  3.    Chemical equipments
  4.    Boiler tubes
 Discuss Question
Answer: Option B. -> Powerful magnets
Question 10. Biological shield in a nuclear power reactor is made of
  1.    Concrete
  2.    Steel
  3.    Cadmium
  4.    Zircalloy
 Discuss Question
Answer: Option A. -> Concrete

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