Q.1) Void Ratio of soil mass can –
A) Never be greater 1
B) Be zero
C) Take any value greater zero
D) Take values between 0 & 1 only
Option (C)
Q.2) For proper field control, which of the following methods is best suited for quick determination of water content of a soil mass?
A) Oven drying method
B) Sand bath method
C) Alcohol method
D) Calcium carbide method
Option (D)
Q.3) The hydrometer method of sedimentation analysis differs from the pipette analysis mainly in –
A) The principle of test
B) The method of taking observations
C) The method of preparation of soil suspension
D) All of the above
Option (B)
Q.4) Dispersed type of soil structure is an arrangement comprising particles having –
A) Face to face or parallel orientation
B) Edge to edge orientation
C) Edge to face orientation
D) All of the above
Option (A)
Q.5) Which of the following methods is best suited for the determination of permeability of coarse-grained soils?
A) Constant head method
B) Falling head method
C) Both of the above
D) None of the above
Option (A)
Q.6) The most suitable method for drainage of fine-grained cohesive soils is –
A) Well point system
B) Vacuum method
C) Deep well system
D) Electro-osmosis method
Option (D)
Q.7) The hydrostatic pressure on the phreatic line within a dam section is –
A) Less than atmospheric pressure
B) Equal to atmospheric pressure
C) Greater than atmospheric pressure
D) None of the above
Option (B)
Q.8) The slope of isochrone at any point at a given time indicates the rate of change of –
A) Effective stress with time
B) Effective stress with depth
C) Pore water pressure with depth
D) Pore water pressure with time
Option (C)
Q.9) The ultimate consolidation settlement of a structure resting on a soil –
A) Decreases with the increase in the initial void ratio
B) Decreases with the decrease in the plastic limit
C) Increases with the increase in the void ratio
D) Increases with the decrease in the porosity of the soil
Option (A)
Q.10) Base failure of finite slope –
A) Occurs when soil below the level of toe is strong
B) Occurs when there is a relatively weak zone in upper part of slope
C) Occurs when the soil below the toe is relatively soft and weak
D) Is a most common failure and occurs in relatively steep slopes
Option (C)
Q.11) Rise of water table in cohesionless soils upto ground surface reduces the net ultimate bearing capacity approximately by –
A) 25%
B) 50%
C) 75%
D) 90%
Option (B)
Q.12) According to IS specifications, the minimum depths of foundation in sand and clay should be respectively –
A) 600 mm and 700 mm
B) 800 mm and 900 mm
C) 1 m and 800 mm
D) 1 m and 1.2 m
Option (B)
Q.13) The maximum differential settlement in isolated footings on clayey soils should be limited to –
A) 25 mm
B) 40 mm
C) 65 mm
D) 100 mm
Option (B)
Q.14) A soil having particles of nearly the same size is known as :
A) Well graded
B) Uniformly graded
C) Poorly graded
D) Gap graded
Option (B)
Q.15) The soils most susceptible to liquefaction are –
A) Saturated dense sands
B) Saturated fine and medium sands of uniform particle size
C) Saturated clays of uniform size
D) Saturated gravels and cobbles
Option (B)
Q.16) The upstream slope of an earth dam under steady seepage condition is :
A) Equipotential line
B) Phreatic line
C) Flow-line
D) Seepage line
Option (A)
Q.17) In consolidation testing, curve fitting method is used to determine :
A) Compression index
B) Swelling index
C) Coefficient of consolidation
D) Time factor
Option (C)
Q.18) Undisturbed soil samples are required for conducting :
A) Hydrometer test
B) Shrinkage limit test
C) Consolidation test
D) Specific gravity test
Option (C)
Q.19) During seepage through an earth mass, the direction of seepage is :
A) Parallel to the equipotential lines
B) Perpendicular to streamlines
C) Perpendicular to equipotential lines
D) Along the direction of gravity
Option (C)
Q.20) Which of the following parameters can be used to estimate the angle of internal friction of sandy soil?
A) Particle size
B) Roughness of particle
C) Particle size distribution
D) Density index
Option (D)
