Physics

Physics

Problem

A rectangular tank contains three immiscible liquids stacked vertically: 10 cm10\,\text{cm} of carbon tetrachloride (n=1.46n=1.46) at the bottom, 8 cm8\,\text{cm} of water (n=1.33n=1.33) in the middle, and 6 cm6\,\text{cm} of oil (n=1.25n=1.25) at the top. A coin lies at the bottom of the tank. Calculate the apparent vertical shift in the position of the coin when viewed normally from above.

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