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MCQs

Total Questions : 80 | Page 8 of 8 pages
Question 71. The meniscus formation in capillary tubes always be ___________
  1.    Convex
  2.    Concave
  3.    Equilibrium
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Concave
Answer: (b).Concave
Question 72. The formation of concave meniscus in capillary tubes takes place, only if ___________
  1.    Inner tubes is dry
  2.    Tube has non-uniform diameter
  3.    Inner tube is wet
  4.    Diameter of the tube is larger
 Discuss Question
Answer: Option C. -> Inner tube is wet
Answer: (c).Inner tube is wet
Question 73. The height of capillary rise in capillary tube, depends on ____________
  1.    Diameter of the tube
  2.    Surface tension
  3.    Direction of flow of water
  4.    All of the mentioned
 Discuss Question
Answer: Option C. -> Direction of flow of water
Answer: (c).Direction of flow of water
Question 74. When a capillary tube of uniform-section is lifted from the water surface, water in the tube will be __________
  1.    Retained
  2.    Not retained
  3.    Retained partially
  4.    None of the mentioned
 Discuss Question
Answer: Option A. -> Retained
Answer: (a).Retained
Question 75. The water in the sandy soil is __________
  1.    Pore water
  2.    Ground water
  3.    Free water
  4.    Infiltrated water
 Discuss Question
Answer: Option A. -> Pore water
Answer: (a).Pore water
Question 76. The size of interstices in a soil depends on ____________
  1.    Particle size
  2.    Plasticity index
  3.    Soil structure
  4.    Angle of contact
 Discuss Question
Answer: Option C. -> Soil structure
Answer: (c).Soil structure
Question 77. When do the soil suction is reduced to zero value?
  1.    Water content is reduced
  2.    Soil is oven dry
  3.    Dry soil is submerged
  4.    All of the mentioned
 Discuss Question
Answer: Option C. -> Dry soil is submerged
Answer: (c).Dry soil is submerged
Question 78. Volume change in soil is due to which of the following factor?
  1.    Water content is changed
  2.    Increase in soil density
  3.    Change in pressure
  4.    Change in particle size
 Discuss Question
Answer: Option A. -> Water content is changed
Answer: (a).Water content is changed
Question 79. Large volume changes in clayey soils results in ____________
  1.    Increase in capillary pressure
  2.    Structural damage
  3.    Decrease in surface area
  4.    Breaking of bonds
 Discuss Question
Answer: Option B. -> Structural damage
Answer: (b).Structural damage
Question 80. The capillary pressure, transferred from grain to grain in soil may be also called as ____________
  1.    Inter granular pressure
  2.    Contact pressure
  3.    Effective pressure
  4.    All of the mentioned
 Discuss Question
Answer: Option D. -> All of the mentioned
Answer: (d).All of the mentioned

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