At intermediate time t, the consolidating pressure is equal to ______

1.	At intermediate time t, the consolidating pressure is equal to ___________
A.	∆σ=σ+u
B.	∆σ=σ’
C.	∆σ=σ’+u
D.	∆σ=σ’-u
Answer» D. ∆σ=σ’-u

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