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प्रश्न
A Water pond appears to be 2.7 m deep. If the refractive index of water is 4/3, find the actual depth of the pond.
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उत्तर
Apparent depth = 2.7 m
`µw=4/3`
Real depth = apparent depth × 𝛍w
`=2.7xx4/3=3.6 m`
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