0 0 votes The following figure shows a $2$-hour unit hydrograph ( $1 \mathrm{~cm}$ rainfall excess) for a catchment area of $540$ hectare. The peak discharge (in $\mathrm{m}^{3} / \mathrm{s}$, rounded off to one decimal place) of the above unit hydrograph is Surface Water Resources gatees-2022 environmental-hydraulics + – admin 5.3k points answer 0 reply