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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A wire ring of 5cm redius is rested on the surface of a liquid and then reaised. The pull required is 3.14g more before the film breaks than it is afterwards. Find the surface tension of the liquid.

A wire ring of 5cm redius is rested on the surface of a liquid and then reaised. The pull required is 3.14g more before the film breaks than it is afterwards. Find the surface tension of the liquid.

A wire ring of 5cm redius is rested on the surface of a liquid and then reaised. The pull required is 3.14g more before the film breaks than it is afterwards. Find the surface tension of the liquid