Question

when speed of light is same in two media then related ray ​

Answer 1

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Answer 2

Answer:

Q: Is the speed of light different in different media?

A: Yes. Light is slowed down in transparent media such as air, water and glass. The ratio by which it is slowed is called the refractive index of the medium and is usually greater than one. ... When people talk about "the speed of light" in a general context, they usually mean the speed of light in a vacuum.

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