3.In one section of the irrigation canal, the narrowing of 1.5 times the width upstream (as shown in the figure below). If the uniform channel cross section is rectangular with the downstream width (b2) = 4.5 m, the velocity (V1) and depth (y1) of the upstream flow are measured to be 0.2 m/s and 4.0 m, determine the energy loss (hf ) due to channel narrowing if the downstream flow depth is assumed to be the same as the upstream flow depth ! b2 bi Vị –

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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3.In one section of the irrigation canal, the narrowing of 1.5 times the width upstream (as
shown in the figure below). If the uniform channel cross section is rectangular with the
downstream width (b2) = 4.5 m, the velocity (V1) and depth (y1) of the upstream flow are
measured to be 0.2 m/s and 4.0 m, determine the energy loss (hf ) due to channel narrowing
if the downstream flow depth is assumed to be the same as the upstream flow depth !
b2
bị
V1
Transcribed Image Text:3.In one section of the irrigation canal, the narrowing of 1.5 times the width upstream (as shown in the figure below). If the uniform channel cross section is rectangular with the downstream width (b2) = 4.5 m, the velocity (V1) and depth (y1) of the upstream flow are measured to be 0.2 m/s and 4.0 m, determine the energy loss (hf ) due to channel narrowing if the downstream flow depth is assumed to be the same as the upstream flow depth ! b2 bị V1
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