Neco Model Questions Vol1 2017 Geography Question 29
Practice objective / multiple choice question 29 from the 2017 Neco Model Questions Vol1 Geography examination.
A small watershed has a main stream length of 2400 m and a slope (rise/run) of 0.004. Using the Kirpich formula for time of concentration:\n\n\[\nT_c = 0.0195\,L^{0.77}\,S^{-0.385}\;\text{minutes},\n\]\n\nwhere \(L\) is in metres and \(S\) is the slope, calculate the time of concentration \(T_c\) (rounded to the nearest minute). Is the watershed classified as a "rapid‑response" watershed, defined as having \(T_c < 30\) minutes?
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About This Question
This is Neco Model Questions Vol1 2017 Geography Question 29. It is one of the objective questions from the 2017 Neco Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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