1.

The normal stress in z-direction in terms of effective stress is given by __________

A. σz= γw(h-he)
B. σz= σz’
C. σz= σz’+γw(h-he)
D. σz= σz’-γw(h-h
E. σz= σz’c) σz= σz’+γw(h-he)d) σz= σz’-γw(h-he)
Answer» D. σz= σz’-γw(h-h


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