3. a) The intensity, I, of sunlight decreases exponentially with depth, d, below the surface of the ocean. The relationship is given by I(d) = 100(0.39)d When the intensity of sunlight at the surface is 100 units, what is the intensity at a depth of 3 m, to the nearest tenth? b) What is the intensity at a depth of 5 m, to the nearest tenth?
3. a) The intensity, I, of sunlight decreases exponentially with depth, d, below the surface of the ocean. The relationship is given by I(d) = 100(0.39)d When the intensity of sunlight at the surface is 100 units, what is the intensity at a depth of 3 m, to the nearest tenth? b) What is the intensity at a depth of 5 m, to the nearest tenth?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:3.
a)
The intensity, I, of sunlight decreases exponentially with depth, d, below the surface of the ocean. The
relationship is given by I(d) = 100(0.39)d
When the intensity of sunlight at the surface is 100 units, what is the intensity at a depth of 3 m, to the
nearest tenth?
b)
What is the intensity at a depth of 5 m, to the nearest tenth?
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