- Surface tension is a property of liquids arising from cohesive forces between molecules. - It allows the liquid surface to support small objects that are denser than the liquid, provided the object is placed gently and does not break the surface.
A thin pin of iron can be made to float on water (drinking) in a bowl. This phenomenon is due to the
Asked in UPSC CAPF 2012 · Topic: Physical Properties of Materials (Viscosity and Surface Tension)
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