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प्रश्न
If the angle between the mirror and the reflected ray is 23∘, what is the angle of incidence of the incidence ray?
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उत्तर
`angle r + 23° = 90°`
`=> angle r = 67°`
Using law of reflection, we have
`angle i = angle r = 67°`
संबंधित प्रश्न
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