Question: An earthen channel with a 3 - m wide base and side slope 1 : 1 carries water with a depth of 1 m .

An earthen channel with a 3-m wide base and side slope 1:1 carries water with a depth of 1m. The bed slopeis 1 in 1,600. Estimate the discharge. Take Manning's coefficient n as 0.04. answer: Q=1.945m3s
An earthen channel with a 3 - m wide base and

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