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MCQs

Total Questions : 189 | Page 17 of 19 pages
Question 161. In simple radial distribution, if \(σ_r=K \frac{Q cos⁡θ}{r},\) then the value of K is ________In Simple Radial Distribution, If \(σ_r=K \fracQ Cos⁡θ...
  1.    K=\(\frac{2}{2α+sin2α}\)
  2.    K=2α+sinα
  3.    K=2α-sinα
  4.    K=sinα
 Discuss Question
Answer: Option A. -> K=\(\frac{2}{2α+sin2α}\)
Answer: (a).K=\(\frac{2}{2α+sin2α}\)
Question 162. In simple radial distribution, the three stress components σr, σθ and τrθ are given by ___________In Simple Radial Distribution, The Three Stress Components ...
  1.    \(σ_r=K \frac{Q cos⁡θ}{r}, σ_θ=0 \,and\, τ_{rθ}=0 \)
  2.    σr=KQ, σθ=0 and τrθ=0
  3.    \(σ_r=\frac{Q cos⁡θ}{r}, σ_θ=0 \,and\, τ_{rθ}=0\)
  4.    σr=0, σθ=0 and τrθ= 0
 Discuss Question
Answer: Option A. -> \(σ_r=K \frac{Q cos⁡θ}{r}, σ_θ=0 \,and\, τ_{rθ}=0 \)
Answer: (a).\(σ_r=K \frac{Q cos⁡θ}{r}, σ_θ=0 \,and\, τ_{rθ}=0 \)
Question 163. The following diagram represents the contact pressure of __________The Following Diagram Represents The Contact  Pressure Of __...
  1.    real elastic material
  2.    intermediate soil
  3.    cohesionless soil
  4.    gravel
 Discuss Question
Answer: Option C. -> cohesionless soil
Answer: (c).cohesionless soil
Question 164. The following diagram represents the contact pressure of __________The Following  Diagram Represents The Contact Pressure Of __...
  1.    real elastic material
  2.    intermediate soil
  3.    cohesionless soil
  4.    gravel
 Discuss Question
Answer: Option B. -> intermediate soil
Answer: (b).intermediate soil
Question 165. In Terzaghi’s Theory of one dimensional consolidation, the time lag in consolidation is ___________
  1.    due to permeability of soil and viscosity of water or fluid
  2.    due entirely to seepage pressure of water
  3.    due entirely to permeability of soil
  4.    due entirely to viscosity of water or fluid
 Discuss Question
Answer: Option C. -> due entirely to permeability of soil
Answer: (c).due entirely to permeability of soil
Question 166. In one-dimensional consolidation, secondary consolidation is __________
  1.    considered at the start of test
  2.    considered at the middle of test
  3.    considered at the end of test
  4.    disregarded
 Discuss Question
Answer: Option D. -> disregarded
Answer: (d).disregarded
Question 167. The hydraulic gradient in terms of pore water pressure is given by _________
  1.    \(i=\frac{γ_w \overline{u}∂h}{∂z} \)
  2.    \(i=\frac{\overline{u}∂h}{γ_w ∂z} \)
  3.    \(i=\frac{\overline{u}∂h}{∂z} \)
  4.    \(i=\frac{1}{γ_w}\frac{∂\overline{u}}{∂z} \)
 Discuss Question
Answer: Option D. -> \(i=\frac{1}{γ_w}\frac{∂\overline{u}}{∂z} \)
Answer: (d).\(i=\frac{1}{γ_w}\frac{∂\overline{u}}{∂z} \)
Question 168. The rate of change of pore water pressure along the depth of layer represents ____________
  1.    seepage pressure
  2.    seepage stress
  3.    hydraulic gradient
  4.    permeability of the soil
 Discuss Question
Answer: Option C. -> hydraulic gradient
Answer: (c).hydraulic gradient
Question 169. The velocity with which the excess pore water flows is _________
  1.    \(v=\frac{k}{2}\frac{∂\overline{u}}{∂z}\)
  2.    \(v=\frac{1}{γ_w}\frac{∂\overline{u}}{∂z}\)
  3.    \(v=\frac{k}{γ_w}\frac{∂\overline{u}}{∂z}\)
  4.    \(v=\frac{∂\overline{u}}{∂z}\)
 Discuss Question
Answer: Option C. -> \(v=\frac{k}{γ_w}\frac{∂\overline{u}}{∂z}\)
Answer: (c).\(v=\frac{k}{γ_w}\frac{∂\overline{u}}{∂z}\)
Question 170. The influence factor for the vertical stress under the corner of a uniformly loaded rectangular area of size 1m*2m at depth 5m and load of 80 kN/m² is given by ___________
  1.    0.6212
  2.    0.7465
  3.    0.0328
  4.    0.0624
 Discuss Question
Answer: Option C. -> 0.0328
Answer: (c).0.0328

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