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A rectangular channel of bottom width B = 7 m carries an average discharge of Q...

A rectangular channel of bottom width B = 7 m carries an average discharge of Q = 8 m3/s. There are two successive long reaches. The first reach has s01=0.015 and n1=0.010; and the second reach has s02=0.0077 and n2=0.021. Classify the slopes.

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