Q265
The peak of a 4 hour flood hydrograph is 240 m3/sec . If the rainfall excess is 80 mm and base flow which is constant is 40 m3/sec, then the peak of 4-hours unit hydrograph will be
A.
20 m3/sec
B.
25 m3/sec
AnswerC.
30 m3/sec
D.
35 m3/sec
Answer: Option B
Solution
Answer: Option B
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