Question

When light passes through a boundary, refraction will not take place it means that​

Answer 1

Answer:

And like the marching students, a light wave will not undergo refraction if it approaches the boundary in a direction that is perpendicular to it. The same two conditions that are necessary for bending the path of the line of students are also necessary for bending the direction of a light ray.

Explanation:

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Answer 2

Answer:

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