Civil Engineering - UPSC Civil Service Exam Questions - Discussion
Discussion Forum : UPSC Civil Service Exam Questions - Section 10 (Q.No. 29)
29.
The following four hydrological features have to be estimated or taken as inputs before one can compute the flood hydrograph at any catchment outlet:
1. Unit hydrograph
2. Rainfall hydrograph
3. Infiltration index
4. Base flow
The correct order in which they have to be employed in the computations is
1. Unit hydrograph
2. Rainfall hydrograph
3. Infiltration index
4. Base flow
The correct order in which they have to be employed in the computations is
Discussion:
1 comments Page 1 of 1.
Anil kumar said:
5 years ago
Unit hydrograph * excess rainfall = direct runoff hydrograph (DRH).
DRH + Base flow = flood hydrograph.
DRH + Base flow = flood hydrograph.
(1)
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