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The hydraulic gradient (i), used in capillary-permeability test is ____________

(a) h0+hc/x

(b) h0/x

(c) h0+hc

(d) hc/x

I have been asked this question in an interview for job.

Origin of the question is The Capillarity-Permeability Test topic in portion Permeability of Geotechnical Engineering I

1 Answer

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Best answer
Correct option is (a) h0+hc/x

Best explanation: The hydraulic head lost in causing of flow = h0+hc

Therefore, hydraulic gradient = h0+hc/x.

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