Question

write the cause of refraction​

Answer 1

the cause of refraction is the difference in the refractive indexes of two mediums.......

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Answer 2

Answer:

Explanation:

Refraction is one of several possible boundary behaviors in which the light wave behaves when it encounters the new medium or obstacle in the path.

Refraction of light occurs as the light passes across boundary between two media.

Normally, Transmission of the light across boundary between two media is accompanied by change in speed as well as wavelength of the wave.