The amount of light reaching a point at a distance r from a light source A of
Question:
The amount of light reaching a point at a distance r from a light source A of intensity IA is IA/r2. Suppose that a second light source B of intensity IB = 4IA is located 10 m from A. Find the point on the segment joining A and B where the total amount of light is at a minimum.
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Place the segment in the xyplane with A at the origin and B at 100 Let x ...View the full answer
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