1000 Best Soil and Foundation Engineering MCQ
Q153). In active state of plastic equilibrium in a non cohesive soil with horizontal ground surface
a).major principal stress is horizontal
b).minor principal stress is vertical
c).major principal stress is vertical
d).minor and major principal stresses are equally inclined to horizontal.
Correct Answer:
major principal stress is vertical
Explanation:
Q154). The reduction in volume of soil due to squeezing out of water from the voids, is termed
a).primary consolidation
b).primary compression
c).primary time effect
d).All of the above
Correct Answer:
All of the above
Explanation:
Q155). ‘Drift’ is the material picked up, mixed, disintegrated, transported and redeposited by
a).wind
b).gravitational force
c).glaciated water
d).All of the above
Correct Answer:
glaciated water
Explanation:
Q156). The consistency index of a soil is defined as the ratio of
a).liquid limit plus the natural water content to the plasticity index of the soil
b).liquid limit minus the natural water content to the plasticity index of the soil
c).natural water content of a soil minus plastic limit to the plasticity index of the soil
d).natural water content of a soil plus its plastic limit to the plasticity index of the soil.
Correct Answer:
liquid limit minus the natural water content to the plasticity index of the soil
Explanation:
Q157). The shear strength in plastic undrained clay, is due to
a).inter-granular friction
b).internal friction
c).cohesion
d).none of these.
Correct Answer:
cohesion
Explanation:
Q158). A clay subjected to pressure in excess to its present over-burden, is said to be
a).pre-compressed
b).pre-consolidated
c).over-consolidated
d).all the above.
Correct Answer:
all the above.
Explanation:
Q159). A saturated soil sample has water content of 40% and specific gravity of soil particles 2.7. The void ratio of the soil, is
a).0.4
b).0.52
c).1.08
d).none of these.
Correct Answer:
1.08
Explanation:
Q160). For testing a saturated clay for shear strength, the test recommended, is
a).direct shear test
b).triaxial compression test
c).unconfined compression test
d).All of the above
Correct Answer:
unconfined compression test
Explanation: