If z-axis is considered to be directed downward from ground surface, t – McqOptions

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1.	If z-axis is considered to be directed downward from ground surface, then the stress component in z-axis at a point at a depth z due to self weight of soil above it is ___________
A.	<sub>z</sub>= z
B.	<sub>z</sub>= z
C.	<sub>z</sub>= ( frac{ }{1- } )
D.	<sub>z</sub>= ( frac{ }{1- } z )
Answer» B. <sub>z</sub>= z

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