Off in the distance, you see the headlights of a car, but
Chapter , Problem 11(choose chapter or problem)
Off in the distance, you see the headlights of a car, but they are indistinguishable from the single headlight of a motorcycle. Assume the cars headlights are now switched from low beam to high beam so that the light intensity you receive becomes three times greater. Also, neglect any change in the pupils of your eyes. What then happens to your ability to resolve the two light sources? (a) It increases by a factor of 9. (b) It increases by a factor of 3. (c) It remains the same. (d) It becomes one-third as good. (e) It becomes one-ninth as good.
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