1000 Best Soil and Foundation Engineering MCQ
Q121). Soil classification of composite soils, exclusively based on the particle size distribution, is known
a).particle classification
b).textural classification
c).High Way Research Board classification
d).unified soil classification.
Correct Answer:
textural classification
Explanation:
Q122). The coefficient of curvature for a well graded soil, must be between
a).0.5 to 1.0
b).1.0 to 3.0
c).3.0 to 4.0
d).4.0 to 5.0
Correct Answer:
1.0 to 3.0
Explanation:
Q123). A moist soil sample weighing 108 g has a volume of 60 cc. If water content is 25% and value of G= 2.52, the void ratio is
a).0.55
b).0.65
c).0.75
d).0.8
Correct Answer:
0.75
Explanation:
Q124). The shear resistance of a soil is con-tituted basically of the following component.
a).The frictional resistance to translocation between the individual soil particles at their contact point
b).To the structural relation to displacement of the soil because of the interlocking of the particles
c).Cohesion and adhesion between the surfaces of the soil particles
d).
Correct Answer:
All of the above
Explanation:
Q125). The method of the slices is applicable to
a).homogenous soils
b).stratified soils
c).saturated soils
d).non-uniform slopes
Correct Answer:
homogenous soils
Explanation:
Q126). When the seepage pressure becomes equal to the pressure due to submerged weight of a soil, the effective pressure is reduced to zero and the soil particles have a tendency to move up in the direction of flow. This phenomenon is generally known
a).quick condition
b).boiling condition
c).quick sand
d).All of the above
Correct Answer:
All of the above
Explanation:
Q127). The phreatic line in an earth dam may be
a).circular
b).elliptical
c).parabolic
d).a straight line
Correct Answer:
parabolic
Explanation:
Q128). Pick up the correct statement from the following:
a).A maximum value of dry density is obtained at optimum water content
b).At low value of water content most soils tend to be stiff.
c).At high water content, the dry density decreases with an increase of water content.
d).All of the above
Correct Answer:
All of the above
Explanation: