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MCQs

Total Questions : 55 | Page 5 of 6 pages
Question 41. To find pre-consolidation pressure, __________ graph is used.
  1.    hexagonal paper
  2.    semi-log graph
  3.    log-log graph
  4.    normal probability paper
 Discuss Question
Answer: Option B. -> semi-log graph
Answer: (b).semi-log graph
Question 42. In finding pre-consolidation pressure, the lower portion of the curve is ________________
  1.    parabolic curve
  2.    swelling curve
  3.    expansion curve
  4.    straight line
 Discuss Question
Answer: Option D. -> straight line
Answer: (d).straight line
Question 43. For successful dewatering in fine, non-cohesive soils, _________ method is used.
  1.    ditches and sumps
  2.    electro-osmosis method
  3.    well point system
  4.    vacuum method
 Discuss Question
Answer: Option D. -> vacuum method
Answer: (d).vacuum method
Question 44. In determination of pre-consolidation pressure, ___________ point of virgin curve is selected.
  1.    maximum curvature
  2.    maximum radius
  3.    minimum curvature
  4.    initial point
 Discuss Question
Answer: Option A. -> maximum curvature
Answer: (a).maximum curvature
Question 45. Who founded the method of determination of pre-consolidation pressure?
  1.    Casagrande
  2.    Appuswamy
  3.    Falcon India
  4.    Darcy
 Discuss Question
Answer: Option A. -> Casagrande
Answer: (a).Casagrande
Question 46. The fine grained cohesive soils can be stabilised by ______
  1.    well point system
  2.    ditches and sumps
  3.    vacuum method
  4.    electro-osmosis method
 Discuss Question
Answer: Option D. -> electro-osmosis method
Answer: (d).electro-osmosis method
Question 47. The dewatering of soil by electro-osmosis was developed by ______
  1.    Darcy
  2.    Khosla
  3.    Poiseuille
  4.    Casagrande
 Discuss Question
Answer: Option D. -> Casagrande
Answer: (d).Casagrande
Question 48. The velocity of flow towards cathode in electro-osmosis method is given by _________
  1.    vₑ=kₑ+iₑ
  2.    vₑ=kₑ/iₑ
  3.    vₑ=kₑ-iₑ
  4.    vₑ=kₑ+iₑ
 Discuss Question
Answer: Option C. -> vₑ=kₑ-iₑ
Answer: (c).vₑ=kₑ-iₑ
Question 49. In vacuum method, the vacuum drawn on the well-point stiffened the sub-soil to carry out excavations.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 50. The electro-osmosis method of dewatering increases ______
  1.    consolidation
  2.    shear strength
  3.    both consolidation and shear strength
  4.    water at anode
 Discuss Question
Answer: Option C. -> both consolidation and shear strength
Answer: (c).both consolidation and shear strength

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