Correct answer
D. Economic return
Explanation
The correct answer is Economic return.
According to IS classification, the range of silt size particles is________?
Select the correct relationship between porosity (N), specific yield (y) and specific retention (R)________?
Valid range for S, the degree of saturation of soil in percentage is________?
The major principal stress in an element of cohesionless soil within the backfill of a retaining wall is________?
Assertion A : When rock conditions are favorable, it will not be necessary to take up concrete lining concurrently with the driving operations till the full length of the tunnel has been driven through rock. Reason R : A tunnel through rock, hard or soft, does not need any concrete lining________?
The minimum cube strength of concrete used for a pre-stressed member, is________?