Civil Engineering > GATE 2025 SET-1 > Soil Mechanics
In an oedometer apparatus a specimen of fully saturated clay has been consolidated under a vertical pressure of 100 kPa and is at equilibrium state. Immediately on increasing the vertical pressure to 150 kPa, the effective stress σ' and excess pore water pressure Δu will be
A
σ'=50 kPa Δu=100kPa
B
σ'=100 kPa, Δu=50 kPa
C
σ'=150 kPa, Δu=50 kPa
D
σ'=100kPa Δu=150 kPa

Correct : b

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