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MCQs

Total Questions : 79 | Page 4 of 8 pages
Question 31. Laying of the well curb in river bed having water, is done by _________
  1.    Draining out the water
  2.    Diverting the water
  3.    Constructing cofferdams
  4.    None of the mentioned
 Discuss Question
Answer: Option C. -> Constructing cofferdams
Answer: (c).Constructing cofferdams
Question 32. To avoid the setting of the cutting edge unevenly, ___________ can be introduced.
  1.    Wooden sleepers
  2.    Smooth oil surface
  3.    Bottom plug
  4.    Steining bars
 Discuss Question
Answer: Option A. -> Wooden sleepers
Answer: (a).Wooden sleepers
Question 33. The inside shuttering of the well curb is made up of _________
  1.    Steel
  2.    Wood
  3.    Brick masonry
  4.    Concrete
 Discuss Question
Answer: Option C. -> Brick masonry
Answer: (c).Brick masonry
Question 34. When the well is sunk deeper, the skin friction is decreased by which of the following method?
  1.    Use of phawrah jhams
  2.    By tilting and shifting
  3.    By applying kentledge
  4.    All of the mentioned
 Discuss Question
Answer: Option C. -> By applying kentledge
Answer: (c).By applying kentledge
Question 35. Excavation of soil inside the well in river beds can be done by ________
  1.    Auger
  2.    Sending in Workers
  3.    Special equipment
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Auger
Answer: (a).Auger
Question 36. Unequal dredging of well causes _________
  1.    Collapsing of well
  2.    Tilting
  3.    Open excavation
  4.    Maximum skin friction
 Discuss Question
Answer: Option B. -> Tilting
Answer: (b).Tilting
Question 37. The radius of the well curb should be kept _________ larger than the outside radius of well steining.
  1.    2 cm and 4 cm
  2.    2 m
  3.    All of the mentioned
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> 2 cm and 4 cm
Answer: (a).2 cm and 4 cm
Question 38. To counter act the tilts in the well during sinking operations, which of the following measures can be used?
  1.    Regulation of grabbing
  2.    Strutting the well
  3.    Pushing by jack
  4.    All of the mentioned
 Discuss Question
Answer: Option D. -> All of the mentioned
Answer: (d).All of the mentioned
Question 39. In which of the following methods, hydraulic jack is used to counter attack the tilt in the well?
  1.    Pulling the well
  2.    Eccentric loading
  3.    Pushing by jack
  4.    Pulling the well
 Discuss Question
Answer: Option C. -> Pushing by jack
Answer: (c).Pushing by jack
Question 40. The method that is used to avoid the further increase in tilt is ___________
  1.    Pushing by jack
  2.    Eccentric loading
  3.    Strutting the well
  4.    Pushing the well
 Discuss Question
Answer: Option C. -> Strutting the well
Answer: (c).Strutting the well

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