light-reflection and refraction — Science STD 10 — Question
Gujarat BoardEnglish MediumSTD 10Sciencelight-reflection and refraction2 Marks
Question
What is refraction of light?
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Answer
The change in the direction of light, at the boundary separating the two media, when it passes from one transparent medium to another obliquely, is called refraction of light.
OR
Bending of light, at the boundary separating the two media, when it travels from one transparent medium to another obliquely, is called refraction of light.
OR
When a ray of light travels obliquely from one transparent medium to another, its speed changes.
Therefore at the boundary separating the two media, there occurs a change in its direction of propagation.
This phenomenon is called refraction of light.
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