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Showing posts with the label incident ray of light is parallel to the emergent ray of light

Refraction of light

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  Refraction of light Refraction of light:--                                   Refraction of light is the bending of light, When ray of light travel through one medium to another medium. The speed of light is maximum in the vacuum. During refraction , the frequency of light remains same but the speed of light and wavelength changes. Refraction of light observed in many places in our daily life. When any object is   immersed in the water. These object appears closer than the real position. Some natural phenomena including rainbows and mirages is also observed due to refraction of light.     Some examples can be taken:-- When a coin is poured inside the filled water bucket, then the coin is appeared slightly raised above its actual position due to refraction of light.   Refraction thr...