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MCQs

Total Questions : 88 | Page 6 of 9 pages
Question 51. What is the maximum specification for water cement ratio?
  1.    0.2
  2.    0.4
  3.    0.6
  4.    0.8
 Discuss Question
Answer: Option C. -> 0.6
Answer: (c).0.6
Question 52. What is the preferred class of iron pipes?
  1.    A
  2.    B
  3.    C
  4.    D
 Discuss Question
Answer: Option C. -> C
Answer: (c).C
Question 53. The mixing time of concrete prior to placement should not exceed 20 minutes.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 54. What is the standard brick size?
  1.    70*100*200
  2.    75*115*225
  3.    75*110*225
  4.    75*115*220
 Discuss Question
Answer: Option B. -> 75*115*225
Answer: (b).75*115*225
Question 55. What is the expected depth tolerance in bricks?
  1.    0.5 mm
  2.    1.0 mm
  3.    1.5 mm
  4.    2.0 mm
 Discuss Question
Answer: Option C. -> 1.5 mm
Answer: (c).1.5 mm
Question 56. What is the capacity of the preferred low level flushing cistern?
  1.    10 litres
  2.    15 litres
  3.    20 litres
  4.    25 litres
 Discuss Question
Answer: Option B. -> 15 litres
Answer: (b).15 litres
Question 57. What is the preferred size of water closet pan?
  1.    10”
  2.    15”
  3.    20”
  4.    25”
 Discuss Question
Answer: Option D. -> 25”
Answer: (d).25”
Question 58. What is the diameter of flush pipe?
  1.    30 mm
  2.    32 mm
  3.    34 mm
  4.    36 mm
 Discuss Question
Answer: Option B. -> 32 mm
Answer: (b).32 mm
Question 59. What is the water from urinals called?
  1.    Black water
  2.    Yellow water
  3.    Grey water
  4.    Brown water
 Discuss Question
Answer: Option A. -> Black water
Answer: (a).Black water
Question 60. What is the minimum diameter of the pipe used to collect black water?
  1.    50 mm
  2.    75 mm
  3.    100 mm
  4.    125 mm
 Discuss Question
Answer: Option C. -> 100 mm
Answer: (c).100 mm

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