Input data:
Pipe diameter :9 cm
Roughness coefficient:140
Pipe length (b):10 m
slope (a):20 m
Click "Calculate" ,
Speed:15.8295 m/s
Flow:0.100703 Cubic/metres/second
Slope of pipe:2.00000
Powered by TorCMS (https://github.com/bukun/TorCMS).