4. For a capillary glass tube of 1 mm diameter, compute the rise of water above the water surface if the water is overlain by oil. Also compute the capillary pressure in the tube. 72 dyne/cm o = 35 dyne/cm P=1 g/ml p = 0.82 g/ml 0 (water/oil/glass) = 47° %3D 0 (oil/air/glass) = 65° %3D

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