For measuring the surface tension of a liquid and the interfacial tension between two liquids. The force referred to the wetted length acting on a ring as a result of the tension of the withdrawn liquid lamella when moving the ring from one phase to another is measured in this method.
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Answer:
For measuring the surface tension of a liquid and the interfacial tension between two liquids. The force referred to the wetted length acting on a ring as a result of the tension of the withdrawn liquid lamella when moving the ring from one phase to another is measured in this method.
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