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The coefficient of permeability is equal to velocity of flow when _________

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in Geotechnical Engineering I by (102k points)
The coefficient of permeability is equal to velocity of flow when _________

(a) hydraulic gradient is equal to one

(b) hydraulic gradient is less than one

(c) hydraulic gradient is greater than one

(d) hydraulic gradient is equal to zero

The question was posed to me in exam.

Question is from Permeability in division Permeability of Geotechnical Engineering I

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Right answer is (a) hydraulic gradient is equal to one

To explain I would say: According to Darcy’s law, we have,

V=ki

When i=1

V=k.

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