engineering recuitment TNPSC AE Civil 2024 Test series Fluid Mechanics Open Channel Flow Gradually Varied
In a rectangular channel, the critical depth is given by
1
\(\rm \left(\frac{q^2}{g}\right)^{1/2}\)
2
\(\rm \left(\frac{q^2}{g}\right)^{1/3}\)
3
\(\rm \left(\frac{q^2}{g}\right)^{1/4}\)
4
\(\rm \left(\frac{q^3}{g}\right)^{1/3}\)