what is capillarity?
in case of 'water' why capillary rise & in case of 'Hg' why
capillary depression
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Answer Posted / purnanshu
capillary is the rise or fall of liquid inside a tube w. r.t
to the out side liquid when it is dipped in it. in case of
liquid the angle of contact of liquid with the surface is
acute , so it rises but in case of hg it is obtuse,sooooo
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