Question

what is capillary, and capilarity

Give ascent formula for rise of
liquid in capillary tube​

Answer 1

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Capillary rise or capillarity is a phenomenon in which liquid spontaneously rises or falls in a narrow space such as a thin tube or in the voids of a porous material. ... Internal cohesion in mercury, on the other hand, pulls down the liquid to form a convex meniscus. Menisci are thus a manifestation of capillary action.

Answer 2

Capillary rise or capillarity is a phenomenon in which liquid spontaneously rises or falls in a narrow space such as a thin tube or in the voids of a porous material. ... Internal cohesion in mercury, on the other hand, pulls down the liquid to form a convex meniscus. Menisci are thus a manifestation of capillary action.