Q.1) A Pycnometer is used to determine :
A) Water content and Voids ratio
B) Specific gravity and dry density
C) Water content and specific gravity
D) Voids ratio and dry density
Option (C)
Q.2) Which of the following is a measure of particle size range?
A) Effective size
B) Uniformity coefficient
C) Coefficient of curvature
D) None of the above
Option (B)
Q.3) If the Plasticity Index of a soil mass is zero, the soil is :
A) Sand
B) Silt
C) Clay
D) Clayey silt
Option (A)
Q.4) The water content of soil, which represents the boundary between plastic state and liquid state, is known as :
A) Liquid limit
B) Plastic limit
C) Shrinkage limit
D) Plasticity index
Option (A)
Q.5) If the water table rises upto ground surface, then the –
A) Effective stress is reduced due to decrease in total stress only but pore water pressure does not change
B) Effective stress is reduced due to increase in pore water pressure only but total stress does not change
C) Total stress is reduced due to increase in pore water pressure only but effective stress does not change
D) Total stress is increased due to decrease in pore water pressure but effective stress does not change
Option (B)
Q.6) The Critical Hydraulic Gradient ic of a soil mass of specific gravity ‘G’ and void ratio ‘e’ is given by :
A) ic = (G+1)/(1 – e)
B) ic = (G -1)/(1+e)
C) ic = (G+1)/(1+e)
D) ic = (G -1)/(1 – e)
Option (B)
Q.7) The total discharge from two wells situated near to each other is –
A) Sum of the discharges from individual wells
B) Less than the sum of the discharges from individual wells
C) Greater than the sum of the discharges from individual wells
D) Equal to larger of the two discharges from individual wells
Option (B)
Q.8) Phreatic line in an earthen dam is –
A) Straight line
B) Parabolic
C) Circular
D) Elliptical
Option (B)
Q.9) Which of the following clays behaves like a dense sand?
A) Over-consolidated clay with high over consolidation ratio
B) Over-consolidated clay with low over consolidation ratio
C) Normally consolidated clay
D) Under-consolidated clay
Option (A)
Q.10) Coarse-grained soils are best compacted by a :
A) Drum roller
B) Rubber tyred roller
C) Sheep foot roller
D) Vibratory roller
Option (D)
Q.11) For better strength and stability, the fine-grained soils and coarse-grained soils are compacted respectively as :
A) Dry of OMC and wet of OMC
B) Wet of OMC and dry of OMC
C) Wet of OMC and wet of OMC
D) Dry of OMC and dry of OMC
Option (B)
Q.12) Unconfined Compressive Strength test is :
A) Undrained test
B) Drained test
C) Consolidated undrained test
D) Consolidated drained test
Option (A)
Q.13) If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is :
A) 900
B) 450
C) 220
D) 00
Q.14) In a triaxial compression test when drainage is allowed during the first stage (i.e. application of cell pressure) only and not during the second stage (i.e.application of deviatric stress at constant cell pressure), the test is known as :
A) Consolidated drained test
B) Consolidated undrained test
C) Unconsolidated drained test
D) Unconsolidated undrained test
Option (B)
Q.15) According to Terzaghi’s theory, the ultimate bearing capacity at ground surface for a purely cohesive soil and for a smooth base of a strip footing is :
A) 2.57 C
B) 5.14 C
C) 5.7 C
D) 6.2 C
Option (B)
Q.16) A combined footing is generally used when :
A) Number of columns is more than two and they are spaced far apart
B) Number of columns is two and they are spaced close to each other
C) Number of columns is two and they are spaced far apart
D) There is only one column
Option (B)
Q.17) Mechanical stabilization of soil is done with the help of :
A) Cement
B) Lime
C) Bitumen
D) Proper grading
Option (D)
Q.18) A plate load test is useful to estimate :
A) Bearing capacity of foundation
B) Settlement of foundation
C) Both bearing capacity and settlement of foundation
D) None of the above
Option (C)
Q.19) The value of bearing capacity factor for cohesion Nc, for piles as per Meyerhof is taken as :
A) 6.2
B) 9.0
C) 5.14
D) 5.17
Option (B)
Q.20) Westergaard’s analysis for stress distribution beneath loaded area is applicable to :
A) Sandy soils
B) Clayey soils
C) Stratified soils
D) Silty soils
Option (C)