التوتر السطحي معناه يا أخي الكريم كالتالي
Surface tension is a property of the surface of a liquid. It is what causes the surface portion of liquid to be attracted to another surface, such as that of another portion of liquid .Surface tension is caused by cohesion (the attraction of molecules to like molecules)
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- Δp is the pressure difference.
- Gama y is surface tension.
- Rx and Ry are radii of curvature in each of the axes that are parallel to the surface.