Civil Engineering MCQs

2965 MCQs  (Page 61 of 297)

Sensitivity of a soil can be defined as___________________?
A. Percentage of volume change of soil under saturated condition
B. Ratio of compressive strength of unconfined undisturbed soil to that of soil in a remoulded state
C. Ratio of volume of voids to volume of solids
D. None of the above
In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on__________________?
A. Horizontal plane only
B. Vertical plane only
C. Both horizontal and vertical planes
D. All planes except horizontal and vertical planes
Rankine’s theory of earth pressure assumes that the back of the wall is_______________?
A. Plane and smooth
B. Plane and rough
C. Vertical and smooth
D. Vertical and rough
The major principal stress in an element of cohesionless soil within the backfill of a retaining wall is________________?
A. Vertical if the soil is in an active state of plastic equilibrium
B. Vertical if the soil is in a passive state of plastic equilibrium
C. Inclined at 45° to the vertical plane
D. None of the above