Agricultural Engineering > GATE 2023 > Grassed Waterway
A trapezoidal grassed waterway with side slope H:V of 1:1 carries a design discharge of 1 m3 s-1. The bed slope and Manning's roughness coefficient of this channel are 1 in 1000 and 0.04, respectively. The design depth of the best hydraulic trapezoidal grassed waterway section in m is _______. (rounded off to 2 decimal places)

Correct : 0.26

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