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When a cylindrical vessel of radius (r) containing liquid is revolved about its vertical axis $$\omega $$ rad/s, then depth of parabola which the liquid assumes is

When a cylindrical vessel of radius (r) containing liquid is revolved about its vertical axis $$\omega $$ rad/s, then depth of parabola which the liquid assumes is Correct Answer $$\frac{{{\omega ^2}{{\text{r}}^2}}}{{2{\text{g}}}}$$

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