A rectangular open channel carries a discharge of 18 m3/s when the depth of flow is 1.5 m and the bed slope is 1: 1440. What will be the discharge through the channel at the same depth, if the slope would have been 1: 1000?
1
21.6 m3 /s
2
15.00 m3 /s
3
12.50 m3 /s
4
10.42 m3 /s