

MCQOPTIONS
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This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Soil Mechanics knowledge and support exam preparation. Choose a topic below to get started.
1. |
The rate of change of velocity along the depth of layer is ___________ |
A. | ( frac{ v}{ z}= frac{1}{ _w} frac{ ^2 overline{u}}{ z^2} ) |
B. | ( frac{ v}{ z}= frac{k}{ _w} frac{ overline{u}}{ z^2} ) |
C. | ( frac{ v}{ z}= frac{ ^2 overline{u}}{ z^2} ) |
D. | ( frac{ v}{ z}= frac{k}{ _w} frac{ ^2 overline{u}}{ z^2} ) |
Answer» E. | |
2. |
The velocity with which the excess pore water flows is _________ |
A. | (v= frac{k}{2} frac{ overline{u}}{ z} ) |
B. | (v= frac{1}{ _w} frac{ overline{u}}{ z} ) |
C. | (v= frac{k}{ _w} frac{ overline{u}}{ z} ) |
D. | (v= frac{ overline{u}}{ z} ) |
Answer» D. (v= frac{ overline{u}}{ z} ) | |
3. |
The rate of change of pore water pressure along the depth of layer represents ____________ |
A. | seepage pressure |
B. | seepage stress |
C. | hydraulic gradient |
D. | permeability of the soil |
Answer» D. permeability of the soil | |
4. |
The hydraulic gradient in terms of pore water pressure is given by _________ |
A. | (i= frac{ _w overline{u} h}{ z} ) |
B. | (i= frac{ overline{u} h}{ _w z} ) |
C. | (i= frac{ overline{u} h}{ z} ) |
D. | (i= frac{1}{ _w} frac{ overline{u}}{ z} ) |
Answer» E. | |
5. |
In one-dimensional consolidation, secondary consolidation is __________ |
A. | considered at the start of test |
B. | considered at the middle of test |
C. | considered at the end of test |
D. | disregarded |
Answer» E. | |
6. |
In Terzaghi s Theory of one dimensional consolidation, the time lag in consolidation is ___________ |
A. | due to permeability of soil and viscosity of water or fluid |
B. | due entirely to seepage pressure of water |
C. | due entirely to permeability of soil |
D. | due entirely to viscosity of water or fluid |
Answer» D. due entirely to viscosity of water or fluid | |
7. |
In Terzaghi s Theory of one dimensional consolidation, the change in thickness of a layer during consolidation is ___________ |
A. | significant |
B. | insignificant |
C. | large |
D. | very large |
Answer» C. large | |
8. |
In Terzaghi s Theory of one dimensional consolidation, the boundary is considered to be __________ |
A. | free surface offering resistance to flow of water |
B. | free surface offering no resistance to flow of water |
C. | fixed surface offering resistance to flow of water |
D. | curved surface offering resistance to water flow |
Answer» C. fixed surface offering resistance to flow of water | |
9. |
In Terzaghi s Theory of one dimensional consolidation, excess pore water drains out in __________ |
A. | horizontal direction only |
B. | tangential direction only |
C. | vertical direction only |
D. | both horizontal and vertical direction |
Answer» D. both horizontal and vertical direction | |
10. |
In Terzaghi s Theory of one dimensional consolidation, soil is restrained against lateral deformation. |
A. | True |
B. | False |
Answer» B. False | |
11. |
In Terzaghi s Theory of one dimensional consolidation, the deformation occurs in __________ |
A. | one direction only |
B. | two directions only |
C. | three directions only |
D. | none of the direction |
Answer» B. two directions only | |
12. |
In Terzaghi s Theory of one dimensional consolidation, load is applied in _____________ |
A. | one direction only |
B. | two directions only |
C. | three directions only |
D. | none of the direction |
Answer» B. two directions only | |