When there is a rise in water table, for the water level below the ground surface, which of the following given statements is TRUE for the effective stress in soils?
(i) The effective stress for the above given condition does not change
(ii) The effective stress for the above given condition decreases
(iii) The effective stress for the above given condition increases
1
Only (iii) is TRUE
2
All (i), (ii), (iii) are TRUE
3
Only (i) is TRUE
4
Only (ii) is TRUE