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What Is Refraction of light at plane surfaces?

Refraction of light at plane surfaces is the bending of light as it passes from one medium to another.

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Key Points to Remember in Refraction of light at plane surfaces

Snell's law describes this phenomenon, stating that n1 sin θ1 = n2 sin θ2.

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Refraction of light at plane surfaces in NEET Physics: What to Focus On

This topic is important in NEET for understanding lenses and optical instruments.