A capillary tube of radius 1 mm is dipped in water of surface tension
Channel: Doubtnut
Date: 2020-03-29

A capillary tube of radius 1 mm is dipped in water of surface tension 0.073 N `m^(-1)`. Find the weight of water that rises in the tube. Take angle of contact `theta = 0^(@)` Hint : `h rho g = (2 S cos theta)/(2)` Required wt = `pi r^(2) h rho g`