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MCQs

Total Questions : 83 | Page 6 of 9 pages
Question 51. Which of the following property of soil is improved by compacting the soil?
  1.    Reduction of compressibility
  2.    Water absorption
  3.    Permeability
  4.    All of the mentioned
 Discuss Question
Answer: Option D. -> All of the mentioned
Answer: (d).All of the mentioned
Question 52. The structure of composite soil after compacted will be in the form of ______________
  1.    Coarse grained skeleton structure and Cohesive matrix structure
  2.    Single grained structure
  3.    None of the mentioned
  4.    All of the mentioned
 Discuss Question
Answer: Option A. -> Coarse grained skeleton structure and Cohesive matrix structure
Answer: (a).Coarse grained skeleton structure and Cohesive matrix structure
Question 53. When compacted dry of optimum, the structure of clay is always ___________
  1.    Flocculated
  2.    Dispersed
  3.    Disoriented
  4.    Honey comb shaped
 Discuss Question
Answer: Option A. -> Flocculated
Answer: (a).Flocculated
Question 54. The shear strength of compacted clays depends upon ____________
  1.    Dry density
  2.    Water content
  3.    Degree of saturation
  4.    Addition of admixtures
 Discuss Question
Answer: Option A. -> Dry density
Answer: (a).Dry density
Question 55. The flocculated structure of compacted dry soil is broken due to _____________
  1.    High strains
  2.    Low water content
  3.    Low strains
  4.    Dry density
 Discuss Question
Answer: Option A. -> High strains
Answer: (a).High strains
Question 56. What is the maximum dry density for a soil sample having sp. gr. of 2.7 and OMC=16 %?
  1.    3.0 g/cm³
  2.    1.88 g/cm³
  3.    0.562 g/cm³
  4.    1.00 g/cm³
 Discuss Question
Answer: Option B. -> 1.88 g/cm³
Answer: (b).1.88 g/cm³
Question 57. Strength of soil sample compacted wet of optimum is influenced by ____________
  1.    Compressibility
  2.    Permeability
  3.    Manner of compaction
  4.    Amount of compaction
 Discuss Question
Answer: Option C. -> Manner of compaction
Answer: (c).Manner of compaction
Question 58. A cohesive soil yields a maximum dry density of 1.8 g/cc at an OMC of 16 % during a standard proctor test. What will be its degree of saturation? (Take G=2.65)
  1.    100 %
  2.    60.45 %
  3.    43.27 %
  4.    89.79 %
 Discuss Question
Answer: Option D. -> 89.79 %
Answer: (d).89.79 %
Question 59. In Jodhpur mini compaction test, the mould has internal diameter of ________ mm.
  1.    79.8
  2.    12.7
  3.    45.72
  4.    101.5
 Discuss Question
Answer: Option A. -> 79.8
Answer: (a).79.8
Question 60. In Jodhpur mini compaction test, the mould has effective height of ________ cm.
  1.    6
  2.    11.7
  3.    40
  4.    50
 Discuss Question
Answer: Option B. -> 11.7
Answer: (b).11.7

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