A 1m wide rectangular channel has a bed slope of 0.0016 and the Manning’s roughness coefficient is 0.04. Uniform flow takes place in the channel at a flow depth of 0.5. At a particular section gradually varied flow GVF is observed and the flow depth is measured as 0.6m. The GVF profile at that section is classified as

A 1m wide rectangular channel has a bed slope of 0.0016 and the Mannin

1.	A 1m wide rectangular channel has a bed slope of 0.0016 and the Manning’s roughness coefficient is 0.04. Uniform flow takes place in the channel at a flow depth of 0.5. At a particular section gradually varied flow GVF is observed and the flow depth is measured as 0.6m. The GVF profile at that section is classified as
A.	S1
B.	S2
C.	M1
D.	M2
Answer» D. M2

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