The stage in a river is 4.8 m, the water surface slope is 1 in 10,000 and the discharge in the stream is 600 m3/S. If the stage remains the same and the water surface slope is 1 in 14,400 then the discharge in the stream will be
Q2Q1=√S2S1
∴Q2=6000×√10,00014,400=500 m3/s