1.

The coefficient of permeability by Packer for length in the range 10r > L r test is given by ________

A. (k= frac{q}{2 h}log_{10} frac{L}{r} )
B. (k= frac{q}{2 Lh}log_{10} frac{L}{r} )
C. (k= frac{q}{2Lh}log_{10} frac{L}{r} )
D. (k= frac{q}{2 Lh}sinh^{-1} frac{L}{2r} )
Answer» E.


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