Geotechnical Engineering MCQ PART 3- IES, RRB, GATE AND PSC EXAMS

Geotechnical Engineering MCQ PART 3 Questions

Question No. 1

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
Question No. 2
Physical properties of a permeant which influence permeability are
(A) Viscosity only
(B) Unit weight only
(C) Both viscosity and unit weight
(D) None of the above

Question No. 3
Pick up the correct statement from the following:
(A) The range of water content between the liquid limit and plastic limit is called plasticity index
(B) The ratio of the liquid limit minus the natural water content to the plasticity index of soils, is called consistency index
(C) The ratio of natural water content minus its plastic limit to its plasticity index is called liquidity index
(D) All the above

Question No. 4
Rankine’s theory of active earth pressure assumes
(A) Soil mass is homogeneous, dry and cohesionless
(B) Ground surface is a plane which may be horizontal or inclined
(C) Back of the wall is vertical and smooth
(D) All the above

Question No. 5
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 the above
 
Question No. 6
Coefficient of permeability of soil
(A) Does not depend upon temperature
(B) Increases with the increase in temperature
(C) Increases with the decrease in temperature
(D) None of the above

Question No. 7
The ratio of volume of air voids to the volume of total voids, is known as
(A) Air content
(B) Percentage air voids
(C) Percentage voids
(D) Porosity

Question No. 8
Pick up the correct statement from the following:
(A) In soils, the flow index indicates variation in shear strength with water content
(B) Liquid limit minus plastic limit, is known as plasticity index of the soil
(C) Plastic limit minus shrinkage limit, is known as shrinkage index of the soil
(D) All the above

Question No. 9
The triaxial apparatus is usually used for
(A) Unconsolidated-undrained test
(B) Consolidated-undrained test
(C) Drained test
(D) All the above tests

Question No. 10
Which one of the following clays behaves like a dense sand?
(A) Over-consolidated clay with a high over-consolidation ratio
(B) Over-consolidated clay with a low over-consolidation ratio
(C) Normally consolidated clay
(D) Under-consolidated clay

Geotechnical Engineering MCQ PART 3 Answers

Question No 1:  d

Question No 2:  c

Question No 3:  d

Question No 4:  d

Question No 5: c

Question No 6: b

Question No 7: a

Question No 8: d

Question No 9: d

Question No 10: a

Read More: Geotechnical Engineering MCQ PART 1

Read More: Geotechnical Engineering MCQ PART 2

 

 

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