The coefficient of permeability by Packer for length in the range 10r > L ≥r test is given by ________ Options: A . &nbsp\(k=\frac{q}{2πh}log_{10} \frac{L}{r} \) B . &nbsp\(k=\frac{q}{2πLh}log_{10} \frac{L}{r} \) C . &nbsp\(k=\frac{q}{2Lh}log_{10} \frac{L}{r} \) D . &nbsp\(k=\frac{q}{2πLh}sinh^{-1}\frac{L}{2r} \)

The coefficient of permeability by Packer for length in the range 10r

Question

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

Options:

A . \(k=\frac{q}{2πh}log_{10} \frac{L}{r} \)

B . \(k=\frac{q}{2πLh}log_{10} \frac{L}{r} \)

C . \(k=\frac{q}{2Lh}log_{10} \frac{L}{r} \)

D . \(k=\frac{q}{2πLh}sinh^{-1}\frac{L}{2r} \)

Answer: Option D
Answer: (d).\(k=\frac{q}{2πLh}sinh^{-1}\frac{L}{2r} \)

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