1000 Best Soil and Foundation Engineering MCQ
Q225). If there is no impervious boundary at the bottom of a hydraulic structure, stream lines tend to follow :
a).a straight line
b).a parabola
c).a semi-ellipse
d).a semi-circle.
Correct Answer:
a semi-ellipse
Explanation:
Q226). The change of moisture content of soils, changes the
a).value of the angle of repose
b).amount of compaction required
c).cohesive strength of soil
d).all the above.
Correct Answer:
all the above.
Explanation:
Q227). A failure wedge develops if a retaining wall
a).moves away from the backfill
b).moves towards the backfill
c).sinks downwards
d).stresses equally by vertical and horizontal forces.
Correct Answer:
moves away from the backfill
Explanation:
Q228). For determining the ultimate bearing capacity of soil, the recommended size of a square bearing plate to be used in load plate test should be 30 to 75 cm square with a minimum thickness of
a).5 mm
b).10 mm
c).15 mm
d).25 mm
Correct Answer:
25 mm
Explanation:
Q229). The water content in a soil sample when it continues to loose weight without loosing the volume, is called
a).Shrinkage limit
b).Plastic limit
c).liquid limit
d).semi-solid limit.
Correct Answer:
Shrinkage limit
Explanation:
Q230). When a cohesionless soil attains quick condition, it looses
a).shear strength
b).bearing capacity
c).both (A) and (B)
d).neither (A) nor (B).
Correct Answer:
both (A) and (B)
Explanation: