Post Utme Nile University 2021 Geography Question 8

Practice objective / multiple choice question 8 from the 2021 Post Utme Nile University Geography examination.

Post Utme Nile University 2021 Geography Objective / Multiple Choice
Question 8 POST_UTME_NILE_UNIVERSITY • 2021 • GEOGRAPHY • objective

The process of soil erosion can be described by the equation ( rac{dS}{dt} = -kS ), where S is the amount of soil and k is the erosion rate. What is the solution to this differential equation?

Answer Options

Correct Answer A. S(t) = S0e^(-kt)
B. S(t) = S0 + kt
C. S(t) = S0 - kt
D. S(t) = S0e^(kt)
Correct Answer
A
Correct Option:
S(t) = S0e^(-kt)

About This Question

This is Post Utme Nile University 2021 Geography Question 8. It is one of the objective questions from the 2021 Post Utme Nile University Geography examination.

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