Gce Model Questions Vol1 2024 Geography Question 5
Practice objective / multiple choice question 5 from the 2024 Gce Model Questions Vol1 Geography examination.
Using the Kirpich formula \(T_c = 0.0195 L^{0.77} S^{-0.385}\) (with \(L\) in metres and \(T_c\) in minutes), calculate the time of concentration for a catchment that is \(2.5\) km long with an average slope of \(4\%\). If a storm delivers a rainfall intensity of \(20\) mm h\(^{-1}\) for \(30\) minutes, does the rainfall duration exceed the time of concentration, indicating a high flash‑flood risk? Answer "Yes" or "No".
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About This Question
This is Gce Model Questions Vol1 2024 Geography Question 5. It is one of the objective questions from the 2024 Gce Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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