Question

Answer the following in one or two line:
1) What is Double reflection? Where do we use it?​

Answer 1

Answer:

Double refraction can be observed by comparing two materials, glass and calcite. ... Because the speed of light waves in a medium is equal to their speed in a vacuum divided by the index of refraction for that wavelength, an extraordinary ray can move either faster or slower than an ordinary ray

Explanation:

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Answer 2

Answer:

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Explanation:

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