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Glass has refractive index mu with respe...

Glass has refractive index `mu` with respect to air and the critical angle for a ray of light going from glass to air is `theta`. If a ray of light is incident from air on the glass with angle of incidence `theta`, the corresponding angle of refraction is

A

`sin^(-1) (1/sqrt(mu))`

B

`90^(@)`

C

`sin^(-1) (1/mu^(2))`

D

`sin^(-1) (1/mu)`

Text Solution

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The correct Answer is:
c
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