Q.1) The ratio of volume of voids to volume of soil mass is called :
A) Water content ratio
B) Porosity
C) Void ratio
D) Degree of saturation
Option (B)
Q.2) Which of the following clay mineral gives maximum swelling?
A) Kaolinite
B) Montmorillonite
C) Illite
D) None of the above
Option (B)
Q.3) When the hydrometer analysis is performed, it requires correction for :
A) Temperature only
B) Meniscus only
C) Dispersing agent only
D) All of the above
Option (D)
Q.4) Sieving is not practicable for grain sizes smaller than about –
A) 0.075 mm
B) 0.095 mm
C) 0.15 mm
D) 0.20 mm
Option (A)
Q.5) The water content in a soil at which just shear strength develops is called :
A) Liquid limit
B) Plastic limit
C) Elastic limit
D) Shrinkage limit
Option (A)
Q.6) When applying Darcy’s law to soils, it is assumed that the –
A) Soil is incompressible
B) Soil is homogenous and isotropic
C) Flow conditions are laminar
D) All of the above
Option (D)
Q.7) The flow net in the seepage of water through a soil medium is a network of :
A) Flow lines
B) Equi-potential lines
C) Flow lines & equi-potential lines
D) Water particles and their movement in the soil
Option (C)
Q.8) The triaxial test is usually carried out as –
A) Unconsolidated undrained test
B) Consolidated undrained test
C) Drained test
D) All of the above
Option (D)
Q.9) For granular soil, with increasing void ratio, the critical hydraulic gradient –
A) Decreases
B) Increases
C) Remains constant
D) Is zero
Option (A)
Q.10) The shear strength of a cohensionless soil depends on :
A) Dry density
B) Rate of loading
C) Confining pressure
D) All of the above
Option (B)
Q.11) The moisture content of soil below which the soil volume becomes constant, is called the –
A) Liquid limit
B) Plastic limit
C) Shrinkage limit
D) None of the above
Option (C)
Q.12) Bulking of sand is :
A) Less in fine sand
B) More in coarse sand
C) More in medium sand
D) More in fine sand
Option (D)
Q.13) Clay is an example of :
A) Aquifer
B) Aquitard
C) Aquifuge
D) Aquiclude
Option (D)
Q.14) Density Index for a natural soil is used to express :
A) Percentage voids
B) Relative compactness
C) Shear strength of clays
D) Specific gravity
Option (B)
Q.15) The shear strength in plastic undrained clay is due to :
A) Intergranular friction
B) Internal frcition
C) Cohesion
D) None of the above
Option (C)
Q.16) Which of the following represents the measure of particle size range?
A) Slope of gradation curve of soil
B) Coefficient of uniformity
C) Fineness of the soil
D) Relative index
Option (B)
Q.17) Which of the following parameter is determined by triaxial test?
A) Hydraulic gradient
B) Permeability
C) Shear strength parameters
D) Grain size
Option (C)
Q.18) For cohesive soils, with increasing compactive effort, the optimum moisture content –
A) Increases
B) Decreases
C) Remains constant
D) Is zero
Option (B)
Q.19) For consolidation test in laboratory, the thickness of the specimen is :
A) 10 mm
B) 20 mm
C) 40 mm
D) 60 mm
Option (B)
Q.20) Unconfined compressive strength test is :
A) Undrained test
B) Drained test
C) Consolidated undrained test
D) None of the above
Option (A)
