A Small Underwater Pool Light Is 1 M Below the Surface

question 23

Multiple Choice

A small underwater pool light is 1 m below the surface of a swimming pool.What is the radius of the circle of light on the surface,from which light emerges from the water? (n_water = 1.333) .

• A)0.57 m
• B)0.77 m
• C)1.13 m
• D)1.43 m

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