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The units of Cv is ___________

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in Geotechnical Engineering I by (102k points)
The units of Cv is ___________

(a) cm/s

(b) cm

(c) s

(d) cm^2/s

This question was addressed to me in an internship interview.

Question is taken from Terzaghi’s Theory of One Dimensional Consolidation topic in section One Dimensional Consolidation of Geotechnical Engineering I

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Best answer
Correct answer is (d) cm^2/s

Best explanation: The coefficient of consolidation Cv is given by,

\(C_v=\frac{k}{m_v γ_w}\)

where, k is in cm/s

mv in cm^2/kN

and γw in kN/cm^3.

combining the units of these in the formula,

The units of Cv is cm^2/s.

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