allerySurface tension is a property of:
ASolids only
BAll matter
CLiquids only
DGases only
Answer & Solution
Correct answer: C. Liquids only
1. Surface tension needs a free surface.
2. Gases have no free surface.
3. So it concerns liquids only.
_Source: syllabus Physics Part II, Chapter 10, Mechanical Properties of Fluids._
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