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MCQs

Total Questions : 219 | Page 21 of 22 pages
Question 201. For a remolded sample of clay with liquid limit of 45%, find its compression index.
  1.    0.753
  2.    0.561
  3.    0.493
  4.    0.245
 Discuss Question
Answer: Option D. -> 0.245
Answer: (d).0.245
Question 202. If change in voids ratio is 0.18 and change in effective pressure is 100KN/m², then the coefficient of compressibility is ______
  1.    2.5×10¯³ m²/kN
  2.    2×10¯³ m²/kN
  3.    9×10¯³ m²/kN
  4.    9.5×10¯³ m²/kN
 Discuss Question
Answer: Option B. -> 2×10¯³ m²/kN
Answer: (b).2×10¯³ m²/kN
Question 203. For an ordinary clay of medium sensitivity, the value of compression index is _____ if liquid limit is 50%.
  1.    0.36
  2.    0.45
  3.    0.12
  4.    0.64
 Discuss Question
Answer: Option A. -> 0.36
Answer: (a).0.36
Question 204. Two clay layer of A and B of thickness 2cm and 3 cm is load with pressure of 200KN/m². If the time taken by soil A to reach 50% consolidation is 1/4th of that required by soil B to reach 50% consolidation, then find the ratio of coefficients of Permeability. Given that ratio of coefficient of volume change is 1.751.
  1.    5.234
  2.    2.456
  3.    3.114
  4.    4.233
 Discuss Question
Answer: Option C. -> 3.114
Answer: (c).3.114
Question 205. Two clay layer of A and B of thickness 2cm and 3 cm is load with pressure of 200KN/m². If the time taken by soil A to reach 50% consolidation is 1/4th of that required by soil B to reach 50% consolidation, then find the ratio of coefficients of consolidation.
  1.    2.4432
  2.    1.7778
  3.    4.3312
  4.    5.3489
 Discuss Question
Answer: Option B. -> 1.7778
Answer: (b).1.7778
Question 206. If excess hydraulic pressure is 19.62 KN/m² then find the hydraulic head.
  1.    2m
  2.    4m
  3.    8m
  4.    16m
 Discuss Question
Answer: Option A. -> 2m
Answer: (a).2m
Question 207. Find the hydrostatic pressure of water at depth 10m.
  1.    98.1KN/m²
  2.    54. 1KN/m²
  3.    32. 1KN/m²
  4.    43. 1KN/m²
 Discuss Question
Answer: Option A. -> 98.1KN/m²
Answer: (a).98.1KN/m²
Question 208. If initial voids ratio is 1.08, then find the compression index.
  1.    0.524
  2.    0.243
  3.    0.728
  4.    0.871
 Discuss Question
Answer: Option B. -> 0.243
Answer: (b).0.243
Question 209. For a foundation, find the elapsed time in which 90% of ultimate settlement will occur. The coefficient of consolidation is 4*10¯⁴cm²/s. The average drainage path is 50cm.
  1.    56.38 days
  2.    43.78 days
  3.    61.34 days
  4.    78.23 days
 Discuss Question
Answer: Option C. -> 61.34 days
Answer: (c).61.34 days
Question 210. Compression of soil, under short duration of moving or vibratory loads is _________
  1.    saturation
  2.    compressibility
  3.    swelling
  4.    compaction
 Discuss Question
Answer: Option D. -> compaction
Answer: (d).compaction

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