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प्रश्न
When a ray of light travels from water to air, it bends ............. the normal.
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उत्तर
When a ray of light travels from water to air, it bends away from the normal.
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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 |
Name the phenomenon due to which a swimming pool appears less deep than it really is.
State whether the following statement is true or false:
Refraction occurs because light slows down in denser materials.
What is meant by the 'angle of incidence' and the 'angle of refraction' for a ray of light?
A ray of light passes from medium 1 to medium 2. Which of the following quantities of the refracted ray will differ from that of the incident ray: Speed, intensity, frequency, wavelength?
Light enters from air to glass having refractive index 1.50. What is the speed of light in the glass? The speed of light in vacuum is 3 × 108 m s−1.
The speed of light varies in different media.
If a beam of red light and a beam of violet light are incident at the same angle on the inclined surface of a prism from air medium and produce angles of refraction r and v respectively, which of the following is correct?
The phenomenon of light passing through the object is called ______.
Light is refracted or bent while going from one medium to another because of its ______ changes.
