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प्रश्न
A ray of light A incident from air suffers partial reflection and refraction at the boundary of water.

- Complete the diagram showing (i) the reflected ray B and (ii) the refracted ray C.
- How are the angles of incidence i and refraction r related?
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उत्तर
- It shows the refracted beam DC and the reflected ray DB.

- `sin i/sin r = μ` is the relation.
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संबंधित प्रश्न
| Column I | Column II | Column III | |
| 1 | Dispersion | Long-sightedness | Twinkling of stars |
| 2 | Refraction | Splitting of white light into component colours | Convex lens |
| 3 | Hypermetropia | Change in the direction of the ray of light due to change in medium | Spectrum of seven colours |
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