soil mechanics

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    soil mechanics darcy's law question

    hey guys i need help wit this question: Water is flowing downwards through a vertical sand column. The length of the column L = 120 cm, the cross-sectional area A = 200 cm2 , the head difference (h1- h2) = 120 cm. The sand in the column has a porosity n = 0.36 and hydraulic conductivity k =20...