Question

ray diagram for refraction defination ​

Answer 1

Definition: Angle of refraction

The diagram shows the boundary between two media: water and air. An incoming light ray is refracted when it passes through the surface of the water into the air

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Answer 2

The angle of refraction is the angle defined between the normal to a surface and the refracted light ray. Figure 5.9: The diagram shows the boundary between two media: water and air. An incoming light ray is refracted when it passes through the surface of the water into the air.