Question: Introduce the same 8 mm diameter capillary into 2 different liquids, liquid A has a density of 1.33 g/ml, a surface tension of 77.41 mN/m

Introduce the same 8 mm diameter capillary into 2 different liquids, liquid A has a density of 1.33 g/ml, a surface tension of 77.41 mN/m and presents an angle of 36 with the capillary, while liquid B has a density of 0.62 g/ml and represents an angle of 15 with the capillary, determine the surface tension of B if the difference of the capillary heights is 0.45 mm

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