1.

The partial differential of normal stress in x-direction in terms of effective stress is given by __________

A. ( frac{ _x{ }}{ x} )
B. ( frac{ _x{ }}{ x}- _w frac{ h}{ x} )
C. ( frac{ _x{ }}{ x}+ _w frac{ h}{ x} )
D. ( frac{ _x{ }}{ x}* _w frac{ h}{ x} )
Answer» D. ( frac{ _x{ }}{ x}* _w frac{ h}{ x} )


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