First slide

Surface tension and surface energy

Question

Two long capillary tubes A and B of radius R_B> R_A dipped in same liquid. Then

Moderate

A

Water rise is more in A than B
B

Water rises more in B than A
C

Same water rise in both
D

All of these according to the density of water

Solution

$h \propto \frac{1}{R}$

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