1.

The partial differentiation of velocity of water in soil element with respect to depth z in terms of coefficient of volume change is given by ____________

A. ( frac{ v}{ z}=m_v frac{ ^2 overline{u}}{ t^2} )
B. ( frac{ v}{ z}=m_v frac{ overline{u}}{ t^2} )
C. ( frac{ v}{ z}= frac{ ^2 overline{u}}{ t^2} )
D. ( frac{ v}{ z}=m_v frac{ overline{u}}{ t} )
Answer» E.


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