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Sahay Sir > Question Answers > MTG NEET Physics > Part 1 > Chapter 13 - Fluid Mechanics > A rectangular film of liquid is extended from (4cm×2cm) to (5cm×4cm). If the work done is 3 x 10^{-4}J, the value of the surface tension of the liquid is

A rectangular film of liquid is extended from (4cm×2cm) to (5cm×4cm). If the work done is 3 x 10^{-4}J, the value of the surface tension of the liquid is

A rectangular film of liquid is extended from (4cm×2cm) to (5cm×4cm). If the work done is 3 x 10^{-4}J the value of the surface tension of the liquid is