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प्रश्न
The diagram given below in fig shows a ray of light AO falling on a surface separating two media. Draw the refracted ray in each, case.
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उत्तर
Refracted ray 0 C is shown in each case.
Towards the normal or ∠r < ∠i
Away from the normal or ∠r > ∠i
Refracted ray goes undeviated
or
∠i = 0
∠r = 0
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