Coefficient of consolidation for clays normally_______________?
(A) decreases with increase in liquid limit
(B) increases with increase in liquid limit
(C) first increases and then decreases with increase in liquid limit
(D) remains constant at all liquid limits
Time factor for a clay layer is_______________?
(A) a dimensional parameter
(B) directly proportional to permeability of soil
(C) inversely proportional to drainage path
(D) independent of thickness of clay layer
Coefficient of consolidation of a soil is affected by_______________?
(A) compressibility
(B) permeability
(C) both compressibility and permeability
(D) none of the above
The most suitable method for drainage of fine grained cohesive soils is________________?
(A) well ppint system
(B) vacuum method
(C) deep well system
(D) electroosmosis method
Within the consolidation process of a saturated clay__________________?
(A) a gradual increase in neutral pressure and a gradual decrease in effective pressure takes place and sum of the two is constant
(B) a gradual decrease in neutral pressure and a gradual increase in effective pressure takes place and sum of the two is constant
(C) both neutral pressure and effective pressure decrease
(D) both neutral pressure and effective pressure increase
The average coefficient of permeability of natural deposits________________?
(A) parallel to stratification is always greater than that perpendicular to stratification
(B) parallel to stratification is always less than that perpendicular to stratification
(C) is always same in both directions
(D) parallel to stratification may or may not be greater than that perpendicular to stratification
The value of compression index for a remoulded sample whose liquid limit is 50% is______________?
(A) 0.028
(B) 0.28
(C) 036
(D) 0.036
The slope of isochrone at any point at a given time indicates the rate of change of_______________?
(A) effective stress with time
(B) effective stress with depth
(C) pore water pressure with depth
(D) pore water pressure with time
The flownet for an earthen dam with 30 m water depth consists of 25 potential drops and 5 flow channels. The coefficient of permeability of dam material is 0.03 mm/sec. The discharge per meter length of dam is________________?
(A) 0.00018 nrVsec
(B) 0.0045 m3/sec
(C) 0.18m3/sec
(D) 0.1125m3/sec
Total number of stress components at a point within a soil mass loaded at its boundary is______________?
(A) 3
(B) 6
(C) 9
(D) 16