Answer by Vincent Thacker for Why does light bend towards the normal when...
This is due to Fermat's principle, which states that light travels between two points along the path that requires the least time, as compared to other nearby paths. Light travels more slowly in a...
View ArticleWhy does light bend towards the normal when passing through a denser medium?
When light passes from a medium with less refractive index to a medium with higher refractive index, it bends towards the normal. But why normal . Of course we can take an example of a car moving from...
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