Question: Figure P6.9 shows a long, thin tube which was filled with a clay and placed in a water bath. The D10 for the clay is

Figure P6.9 shows a long, thin tube which was filled with a clay and placed in a water bath. The D10 for the clay is shown.
(a) How high, hc, will the water rise in the tube?
(b) What is the capillary pressure at hc, in kN/m2?

Tube filled with clay, D10 = 230 um he = ? 4 cm

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