Question

derive an expression for height of liquid rise in capillary tube

Answer 1

When one end of capillary tube of radius r is immersed into a liquid of density P which wets the sides of capillary tube (say water and capillary tube of glass), the shape of the liquid is in the tube becomes concave upwards in figure


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Answer 2

Expression for height of liquid rise in capillary tube at insufficient height :

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