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Will the critical angle for the glass-water interface be smaller or larger than that for the glass-air interface? - Physics (Theory)

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प्रश्न

Will the critical angle for the glass-water interface be smaller or larger than that for the glass-air interface?

अति संक्षिप्त उत्तर
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उत्तर

The critical angle for the glass-water interface is larger than that for the glass-air interface because water’s refractive index is higher than air’s, reducing the refractive index contrast between glass and water.

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अध्याय 15: Refraction of Light at a Plane Interface : Total Internal Reflection : Optical Fibre - QUESTIONS [पृष्ठ ७७८]

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नूतन Physics Part 1 and 2 [English] Class 12 ISC
अध्याय 15 Refraction of Light at a Plane Interface : Total Internal Reflection : Optical Fibre
QUESTIONS | Q 12. | पृष्ठ ७७८
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