The refractive index of air with respect to glass is expressed as g-a-sin rsin i- If angle r-90o- what is the corresponding angle i called-

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Standard X

Physics

Total Internal Reflection

The refractiv...

Question

The refractive index of air with respect to glass is expressed as $_{g} μ_{a} = \frac{sin r}{sin i}$ . If angle $r = 90^{o}$ , what is the corresponding angle $i$ called?

refracted angle

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reflected angle

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normal angle

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Critical angle

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Solution

The correct option is D Critical angle
$i$ is the critical angle for which angle of refraction is $90^{o}$

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The refractive index of air with respect to glass is expressed as gμa=sinrsini. If angle r=90o, what is the corresponding angle i called?

The correct option is D Critical anglei is the critical angle for which angle of refraction is 90o

The refractive index of air with respect to glass is expressed as $_{g} μ_{a} = \frac{sin r}{sin i}$ . If angle $r = 90^{o}$ , what is the corresponding angle $i$ called?

The correct option is D Critical angle
$i$ is the critical angle for which angle of refraction is $90^{o}$