Two channels sections the first is rectangular with water depth = 3 m and width=3. the second sec. is trapezoidal with water depth= 3 m, bed width = 3 and side slope 1/2. what are the wetted perimeter and ?hydraulic radius for these two sections p= 6, R= 1., P= 15, R= 1.64 O O p= 12, R=0.75, P= 16.41, R= 2 p= 9, R=1., P= 16.41, R= 1.64

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