railway DFCCIL Executive 2025 Mock Test Soil Mechanics and Foundation Engineering Effective and Neutral Stress
A lake 5 m deep consist of sand bed with saturated unit weight of 20 kN/m3, Determine the effective vertical stress at 5 m below the bed of the lake. (take unit weight of water as 9.81 kN/m3)
1
65 kN/m2
2
51 kN/m2
3
149 kN/m2
4
100 kN/m2