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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A point source of light is placed at distance h below the surface of a large and deep lake. What fraction of light will escape through the surface of water?

A point source of light is placed at distance h below the surface of a large and deep lake. What fraction of light will escape through the surface of water?

A point source of light is placed at distance h below the surface of a large and deep lake. What fraction of light will escape through the surface of water?