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Posted: **Fri Mar 04, 2022 9:49 am**

: 12 Marks Q 5 Given Below Is A Hydrograph That Resulted From 10 Cm Of Continuous Rain In 6 Hours Duration Over A Catchmen 1 (329.91 KiB) Viewed 31 times

: 12 Marks Q 5 Given Below Is A Hydrograph That Resulted From 10 Cm Of Continuous Rain In 6 Hours Duration Over A Catchmen 2 (187.43 KiB) Viewed 31 times

12 Marks Q.5 Given below is a hydrograph that resulted from 10 cm of continuous rain in 6 hours duration over a catchment area of 25 km a) Calculate the ordinates of 6-h unit hydrograph (use method 2 of baseflow separation as shown in the figure below)? b) What is the phi-index of the catcluent? c) Derive the equation of the last part of the hydrograph (segment BF)? Time Flow (m3/s) D 9 6 7 12 15 18 27 24 22 30 17 36 13 42 10 48 8 54 6 60 4.5 66 4 72 3.5
BF Method 2