railway RRB JE (CBT I + CBT II) Mock Test 2024 Soil Mechanics and Foundation Engineering Effective and Neutral Stress
The saturated unit weight of sand in the bed of a pond 20 m deep is 20 kN/m3. Unit weight of water is 10 kN/m3. The effective stress at 4 m below bed level of pond is
1
20 kN/m2
2
80 kN/m2
3
60 kN/m2
4
40 kN/m2