A dam has siphon spillway whose cross-section is 1 m high and 4 m wide. The tail water elevation at design flow is 6 m below the summit of the siphon and the head water elevation is 1.5 m above the summit. Assuring a coefficient of discharge of 0.6 what is the capacity of siphon?
1
76.3 cumecs
2
29.1 cumecs
3
20.45 cumecs
4
12.85 cumecs