Question

If a ray of light enter a medium '1' from medium '2' and bend toward normal .state which medium has less density.
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Answer 1

*Medium 1 has less density*

This is because refraction of light i.e bending of light ray when passing through mediums with different densities

Light bends towards normal because it has entered a denser medium (here medium 2)

Hence, Medium 1 has less density

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