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figure below shows the sewer horizontal length and elevation (in m) and the cross section of the pipe (in mm). a. Calculate area, wetted perimeter and hydraulic radius b. Determine its velocity c. Calculate flow rate of the channel d. Calculate its total energy at the end of the channel, considering the mean sea level as vertical datum, and assuming a Coriolis coefficient of 1.2 and draw its energy profile (18 marks)

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