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in Geotechnical Engineering I by (102k points)
The maximum capillary rise at 20°C is given by ________ cm.

(a) 0.1234/d

(b) 0.2975/d

(c) 0.3857/d

(d) 0.3084/d

This question was posed to me in an internship interview.

Query is from Capillary Siphoning in section Soil Water Effective and Neutral Stresses of Geotechnical Engineering I

1 Answer

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Best answer
Right choice is (b) 0.2975/d

For explanation: The maximum capillary rise is given by,


At 20°C, Ts=72.8 dynes/cm and  γw=9.78kN/m^3

∴ (hc)max=4*72.8 *10^-8/(9.78*10^-6* d)

∴ (hc)max=0.2975/d cm.

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