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Soil Mechanics and Foundation - Interview Questions and Answers

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16. 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
Explanation:
17. Select the incorrect statement.
A. Bearing capacity of a soil depends upon the amount and direction of load.
B. Bearing capacity of a soil depends on the type of soil.
C. Bearing capacity of a soil depends upon shape and size of footing.
D. Bearing capacity of a soil is indepen-dent of rate of loading.
Explanation:
18. The rise of water table below the foundation influences the bearing capacity of soil mainly by reducing
A. cohesion and effective angle of shearing resistance
B. cohesion and effective unit weight of soil
C. effective unit weight of soil and effective angle of shearing resistance
D. effective angle of shearing resistance
Explanation:
19. Which of the following methods is most accurate for the determination of the water content of soil ?
A. oven drying method
B. sand bath method
C. calcium carbide method
D. pycnometer method
Explanation:
20. The ratio of volume of voids to the total volume of soil mass is called
A. air content
B. porosity
C. percentage air voids
D. voids ratio
Explanation: