Question

K2 of 5 Lab 2: Question 1 When a thermal inversion layer is over a city (as happens often in Los Angles), pollutants cannot rise vertically, but get trapped below the layer and must disperse horizontally Assume that a factory smokestack begins emitting a pollutant at 8 A.M. and that the pollutant disperses horizontally over a circular area. Suppose that trepresents the time, in hours, since the factory began emitting pollutants (t = 0 represents 8 A.M.), and assume that the radius of the circle of pollution is r(t) 2t miles. Let A( r) ? r2 represent the area of the circle of radius r. (a) Find (A° r) (t). Submit to Class

Answer 1

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