MCQ
The wettability of a surface by a liquid depends primarily on
- Asurface tension
- Bdensity
- ✓angle of contact between the surface and the liquid
- Dviscosity
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where $p =$ pressure, $\rho =$ density, $v =$ speed, $h =$ height of the liquid column, $g=$ acceleration due to gravity and $k$ is constant. The dimensional formula for $k$ is same as that for