railway RRB JE (CBT I + CBT II) Mock Test 2024 Fluid Mechanics Properties of Fluids Capillary Action
The capillary rise of water in the glass tube is given by
1
\(h = \frac{{2\sigma cos\theta }}{{wd}}\)
2
\(h = \frac{{3\sigma cos\theta }}{{wd}}\)
3
\(h = \frac{{4\sigma cos\theta }}{{wd}}\)
4
\(h = \frac{{6\sigma cos\theta }}{{wd}}\)