2. A coin is placed at the bottom of a beaker containing
water (refractive index=4/3) to a depth of 12 cm.
By what height the coin appears to be raised when
seen from vertically above?
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A coin is placed at the bottom of a beaker containing water (refractive index = 4/3 ) to a depth of 12 cm . By what height the coin appears to be raised ...
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