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For a given volume the least surface area belongs to a:
ASphere
BCuboid
CPrism
DColumn
Answer & Solution
Correct answer: A. Sphere
1. A liquid surface carries energy in proportion to its area.
2. The shape taken is the one of least area for the volume.
3. That shape is the sphere.
_Source: NCERT Class 11 Physics Part II, Chapter 10, Mechanical Properties of Fluids._
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