Question

In a capillary tube, water rises by `1.2mm`. The height of water that will rise in another capillary tube having half the radius of the first, is
A. `1.2mm`
B. `2.4mm`
C. `0.6mm`
D. `0.4mm`

Answer 1

Correct Answer - B
`hprop(1)/(r )` `because` `r_1h_1=r_2h_2impliesh_2=(r_1h_1)/(r_2)=2.4mm`