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प्रश्न
Calculate the refractive index of a material, when angle of incidence in air is 50° and angle of refraction in the material is 36°.
संख्यात्मक
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उत्तर
\[ \mu = \frac{\sin i}{\sin r} \]
\[ = \frac{\sin 50^\circ}{\sin 36^\circ} \]
\[ = \frac{0.7660}{0.5878} \]
≈ 1.30
The refractive index of the material is approximately 1.30.
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