Q.1) The soil transported by running water is called :
A) Aeolian soil
B) Marine soil
C) Alluvial soil
D) Lacustrine soil
Option (C)
Q.2) Stoke’s law is used to determine :
A) Specific gravity of soil solids
B) Density of soil suspension
C) Grain size distribution of soil finer than 0.075 mm
D) Grain size distribution of soil coarser than 0.075 mm
Option (C)
Q.3) The particle size range is measured by :
A) Effective size
B) Curvature coefficient
C) Uniformity coefficient
D) None of the above
Option (C)
Q.4) The property of soil which enables to regain its strength lost on remoulding in short time, without change of moisture content, is called :
A) Unconfined compressive strength
B) Sensitivity
C) Relative density
D) Thixotropy
Option (D)
Q.5) When the consistency index is zero, then the soil is at its :
A) Elastic limit
B) Plastic limit
C) Liquid limit
D) Semi-solid state
Option (C)
Q.6) Which of the following is highly permeable?
A) Gravel
B) Sand mixture
C) Coarse sand
D) Clay
Option (A)
Q.7) The property of soil mass which permits the seepage of water through its interconnecting voids, is called –
A) Capillarity
B) Permeability
C) Porosity
D) None of the above
Option (B)
Q.8) A flow net is used to determine the :
A) Seepage flow
B) Seepage pressure
C) Exit gradient
D) All of the above
Option (D)
Q.9) The exit gradient of the seepage of water through a soil medium is the :
A) Slope of flow line
B) Slope of equipotential line
C) Ratio of total head to length of seepage
D) Ratio of head loss to length of seepage
Option (D)
Q.10) The vertical deformation of soil mass consists of :
A) Deformation of soil grains
B) Compression of pore fluid
C) Reduction of pore space
D) All of the above
Option (D)
Q.11) The decrease in void ratio per unit increase of pressure is called :
A) Coefficient of permeability
B) Coefficient of compressibility
C) Coefficient of volume compressibility
D) Coefficient of curvature
Option (B)
Q.12) The ratio of settlement at any time (t) to the final settlement is known as :
A) Compression index
B) Coefficient of consolidation
C) Degree of consolidation
D) None of the above
Option (C)
Q.13) The expansion of soil due to shear at a constant value of pressure is called –
A) Apparent cohesion
B) True cohesion
C) Dilatancy
D) Consistency
Option (C)
Q.14) The useful method of finding the shear strength of very plastic cohesive soils is by means of –
A) Cone test
B) Penetration test
C) Vane shear test
D) Torsional shear test
Option (C)
Q.15) The lateral earth pressure exerted by the soil when the retaining wall moves into the soil, is known as –
A) Earth pressure at rest
B) Active earth pressure
C) Passive earth pressure
D) Total earth pressure
Q.16) The earth pressure at rest is calculated by using :
A) Euler’s theory
B) Rankine’s theory
C) Bending theory
D) Theory of elasticity
Option (D)
Q.17) The coefficient of passive earth pressure for cohesionless granular soils is given by :
A) (1+sinΦ)/(1 -sinΦ )
B) (1-sinΦ)/(1+sinΦ )
C) (1+cosΦ)/(1 -cosΦ )
D) (1-cosΦ)/(1+cosΦ )
Option (A)
Q.18) The maximum unit pressure that a soil can withstand without rupture in shear or without excessive settlement of the structure, is called :
A) Allowable bearing pressure
B) Safe bearing capacity
C) Ultimate bearing capacity
D) Bearing capacity
Option (B)
Q.19) When the water table is close to the ground surface, the bearing capacity of a soil is reduced to –
A) 1/4 th
B) 1/2 th
C) 1/3 rd
D) 3/4 th
Option (B)
Q.20) The contact pressure of flexible footing on non-cohesive soils is :
A) More in the centre than at the edges
B) Less in the centre than at the edges
C) Uniform throughout
D) None of the above
Option (A)