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Water rises to a height 3.2 cm in a glass capillary tube. Find the height to which the same water will rise in another glass capillary having half area of cross section.
Appears in these question papers
'n' droplets of equal size of radius r coalesce to form a bigger drop of radius R. The energy liberated is equal to...................
(T =Surface tension of water)
Draw a neat labelled diagram showing forces acting on the meniscus of water in a capillary tube.
Define the angle of contact and state its any ‘two' characteristics.
The energy of the free surface of a liquid drop is 5π times the surface tension of the liquid. Find the diameter of the drop in C.G.S. system.
Derive the relation between surface tension and surface energy per unit area.
- Angle Of Contact
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