Top 250+ Solved Geotechnical Engineering MCQ Questions Answer
Q. 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
Q. The shear strength of a soil
a. Increases with an increase in the normal stress
b. Is proportional to the cohesion of the soil
c. Is generally known as the strength of the soil
d. All the above
Q. The ultimate consolidation settlement of a soil is
a. Directly proportional to the voids ratio
b. Directly proportional to the compression index
c. Inversely proportional to the compression index
d. None of the above
Q. The ratio of settlement at any time 't' to the final settlement, is known as
a. Co-efficient of consolidation
b. Degree of consolidation
c. Consolidation index
d. Consolidation of undisturbed soil
Q. Pick up the correct statement from the following:
a. In hydrometer method, weight W d per ml of suspension is found directly
b. In pipette analysis, weight Wd per ml of suspension is found indirectly
c. In pipette analysis, weight Wd per ml of suspension is found directly
d. None of these
Q. Unconfmed compressive strength test is
a. Undrained test
b. Drained test
c. Consolidated undrained test
d. Consolidated drained test
Q. For shear strength, triaxial shear test is suitable because
a. It can be performed under all three drainage conditions
b. Precise measurement of the pore pressure and volume change during the test is possible
c. Stress distribution on the failure plane, is uniform
d. All the above
Q. The zero atmospheric pressure is at
a. Sea level
b. Water table
c. Phreatic surface
d. Both (B) and (C) of the above
Q. Terzaghi's bearing capacity factors Nc, Nq and Nr are functions of
a. Cohesion only
b. Angle of internal friction only
c. Both cohesion and angle of internal friction
d. None of the above