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Darcy’s law of linear dependency is valid for only _______ flow conditions in soil.

(a) laminar and turbulent

(b) laminar

(c) turbulent

(d) intermediate

I had been asked this question in class test.

This intriguing question comes from Permeability topic in chapter Permeability of Geotechnical Engineering I

1 Answer

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Best answer
Right option is (a) laminar and turbulent

Best explanation: The linear dependency between velocity of flow and hydraulic gradient is valid only for laminar conditions in the soil.

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