Neco 2024 Geography Question 7
Practice objective / multiple choice question 7 from the 2024 Neco Geography examination.
A river basin covers 250 km\(^2\). During a severe storm it receives 120 mm of rain in 24 hours. The runoff coefficient for the basin is 0.6.\n(a) Calculate the total runoff volume (in million cubic metres) generated by the storm.\n(b) A dam downstream can store 30 million m\(^3\). Will the dam be sufficient to prevent flooding?\n(c) If the dam capacity is increased by 20%, what additional rainfall (in mm) could be safely absorbed without causing overflow?
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About This Question
This is Neco 2024 Geography Question 7. It is one of the objective questions from the 2024 Neco Geography examination.
Difficulty level: Hard .
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