Solve the problem.
-Ultraviolet solar radiation (UV) is strongly absorbed by ocean water. The intensity of the UV at a particular depth can be calculated using the equation
where d is the depth in centimeters
is the
Intensity at the surface, and I is the intensity at depth d. Find the depth at which the intensity is 20% of its value
At the surface. Round to the nearest tenth when necessary.
A) 16.1 cm
B) 8.6 cm
C) 5.4 cm
D) 2.3 cm
Correct Answer:
Verified
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