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MCQs

Total Questions : 94 | Page 4 of 10 pages
Question 31. In which of the following joint, pipes do not have sockets or spigots?
  1.    Tyton joint
  2.    Coupled joint
  3.    Spigot and socket joint
  4.    Expansion joint
 Discuss Question
Answer: Option B. -> Coupled joint
Answer: (b).Coupled joint
Question 32. What is the quantity of lead required for a 15cm diameter cast iron pipe?
  1.    5kg
  2.    10kg
  3.    15kg
  4.    20kg
 Discuss Question
Answer: Option A. -> 5kg
Answer: (a).5kg
Question 33. Which of the following joint is called run lead joint?
  1.    Tyton joint
  2.    Coupled joint
  3.    Spigot and socket joint
  4.    Flanged joint
 Discuss Question
Answer: Option C. -> Spigot and socket joint
Answer: (c).Spigot and socket joint
Question 34. The enlarged end of a cast iron pipe is called ________
  1.    Lead
  2.    Socket
  3.    Hemp
  4.    Spigot end
 Discuss Question
Answer: Option B. -> Socket
Answer: (b).Socket
Question 35. Which of the following joint is highly influenced by temperature?
  1.    Tyton joint
  2.    Coupled joint
  3.    Spigot and socket joint
  4.    Expansion joint
 Discuss Question
Answer: Option D. -> Expansion joint
Answer: (d).Expansion joint
Question 36. Which grade of concrete is used in Reinforced concrete pipes?
  1.    M10
  2.    M15
  3.    M20
  4.    M25
 Discuss Question
Answer: Option D. -> M25
Answer: (d).M25
Question 37. Which of the following is the advantage of cast iron pipes?
  1.    They are subjected to tuberculation in certain water
  2.    They are fragile
  3.    They are heavier
  4.    They are resistant to corrosion.
 Discuss Question
Answer: Option D. -> They are resistant to corrosion.
Answer: (d).They are resistant to corrosion.
Question 38. The pre-stressed concrete pipes are used for heads ____
  1.    <8m
  2.    <61m
  3.    >60m
  4.    <35m
 Discuss Question
Answer: Option C. -> >60m
Answer: (c).>60m
Question 39. Which of the following is correct regarding Cement concrete pipes?
  1.    They are corrosive
  2.    The maintenance cost is high
  3.    Unreinforced pipes are liable to tensile crack
  4.    It is easy to repair them
 Discuss Question
Answer: Option C. -> Unreinforced pipes are liable to tensile crack
Answer: (c).Unreinforced pipes are liable to tensile crack
Question 40. The tensile strength of Asbestos cement pipes is _____
  1.    200kg/cm²
  2.    300kg/cm²
  3.    400kg/cm²
  4.    600kg/cm²
 Discuss Question
Answer: Option A. -> 200kg/cm²
Answer: (a).200kg/cm²

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