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A metal coin is at the bottom of a beaker filled with a liquid to a height of 6 cm. The R.I. of the liquid is 4/3. To an observer looking from above the surface of the liquid, the coin will appear raised up by

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A metal coin is at the bottom of a beaker filled with a liquid to a height of 6 cm. The R.I. of the liquid is 4/3. To an observer looking from above the surface of the liquid, the coin will appear raised up by




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