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Allen Hazen’s formula is given by which of the following equations?

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in Geotechnical Engineering I by (102k points)
Allen Hazen’s formula is given by which of the following equations?

(a) K = 100m2

(b) K = C D102

(c) K = 200De2e2

(d) None of the mentioned

The question was posed to me in an internship interview.

My question is from Determination of Coefficient of Permeability in portion Permeability of Geotechnical Engineering I

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Correct answer is (b) K = C D102

To elaborate: Allen Hazen’s formula is K=CD102, where c is constant, which is taken as approximately equal to 100 when D10 is expressed in cm.

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