A small spotlight mounted in the bottom of a swimming pool that is 4.3 m deep emits light in all directions. On the surface of the pool, directly above the light, the area illuminated is a circle. Determine the maximum radius of this circle. The index of refraction of water is 1.33.
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A small spotlight mounted in the bottom of a swimming pool that is 4.3 m deep emits light in all dir...
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