Neco Model Questions Vol1 2020 Geography Question 32
Practice objective / multiple choice question 32 from the 2020 Neco Model Questions Vol1 Geography examination.
Within a drainage basin the total length of all streams is 240 km and the basin area is 480 km². The main river runs 120 km and drops 240 m from source to mouth. The remaining streams are tributaries of equal total length. If the average slope of the tributaries is half that of the main river and discharge is directly proportional to the product of slope and stream length, find the total discharge contributed by the tributaries when the main river discharge is 150 m³ s⁻¹.
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About This Question
This is Neco Model Questions Vol1 2020 Geography Question 32. It is one of the objective questions from the 2020 Neco Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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