Pat Pat Pat S3 The width ofthe rectongular Section channel n the frgure is Li meters. n= 0,0125, critical height ya= l2m. Slope values; S= 0,009, S2- 0,og and S3= 0,064 2) Find the critical slope of the channel b-) Find the uniform flow heights of all three Sections. O Find the horzon tal length Lof the water Surface Profile n the frest port of channel.