πŸ“Š Materials And Construction
Q. SO3 is absorbed using H2SO4 in a
  • (A) Cast iron packed tower
  • (B) Stainless steel plate tower
  • (C) Packed steel tower lined with acid proof bricks
  • (D) None of these
πŸ’¬ Discuss
βœ… Correct Answer: (C) Packed steel tower lined with acid proof bricks
πŸ“Š Materials And Construction
Q. Failure of a material is termed as fatigue failure, if it fails below the yield point. The resistance to fatigue failure of a material is measured by the
  • (A) Ultimate tensile strength (U.T.S.)
  • (B) Endurance limit
  • (C) Elastic limit
  • (D) None of these
πŸ’¬ Discuss
βœ… Correct Answer: (B) Endurance limit
πŸ“Š Materials And Construction
Q. Vessels made of __________ can be used to store dry chlorine.
  • (A) Thermoplastic materials
  • (B) Nickel
  • (C) Steel or iron
  • (D) None of these
πŸ’¬ Discuss
βœ… Correct Answer: (C) Steel or iron
πŸ“Š Materials And Construction
Q. Ball bearings are generally made of
  • (A) Plain carbon steel
  • (B) Chrome carbon steel
  • (C) Stainless steel
  • (D) Malleable cast iron
πŸ’¬ Discuss
βœ… Correct Answer: (B) Chrome carbon steel
πŸ“Š Materials And Construction
Q. Acid proof stoneware
  • (A) Has very low strength
  • (B) Cannot be heated
  • (C) Is broken by small temperature changes
  • (D) All of the above
πŸ’¬ Discuss
βœ… Correct Answer: (D) All of the above

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