Neco 2024 Geography Question 19

Practice objective / multiple choice question 19 from the 2024 Neco Geography examination.

Neco 2024 Geography Objective / Multiple Choice Medium Difficulty
Question 19 NECO • 2024 • GEOGRAPHY • objective

A rectangular open channel has a bottom width of 12 m and a flow depth of 3 m. The channel slope is 0.001 and the Manning roughness coefficient is 0.035. Using Manning's equation, calculate the mean velocity of flow and then determine the time required for a water parcel to travel 15 km downstream. Give the travel time in hours to one decimal place.

Answer Options

A. 3.2
B. 2.5
C. 1.8
Correct Answer D. 2.9
Correct Answer
D
Correct Option:
2.9

About This Question

This is Neco 2024 Geography Question 19. It is one of the objective questions from the 2024 Neco Geography examination.

Difficulty level: Medium .

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