0 votes 0 votes If water is flowing at the same depth in most hydraulically efficient triangular and rectangular channel sections then the ratio of hydraulic radius of triangular section to that of rectangular section is $\frac{1}{\sqrt{2}}$ $\sqrt{2}$ $1$ $2$ Hydraulics gatecivil-2021-set1 flow-measurements-channels triangular-rectangular-hydraulics + – Arjun asked Feb 19, 2021 recategorized Apr 20, 2021 by Chandanachandu Arjun 13.0k points answer See all 0 reply