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when a light of wavelength 400nm is incident on the surface of aglass slab making an angle of 30degree with its surface the angle of refraction 30degree find the refractive index of glass slab?

when a light of wavelength 400nm is incident on the surface of aglass slab making an angle of 30degree with its surface the angle of refraction 30degree find the refractive index of glass slab?

Grade:12

1 Answers

Eshan
askIITians Faculty 2095 Points
2 years ago
Dear student,

Angle of incidence=i=90^{\circ}-30^{\circ}=60^\circ
Ange of refraction=r=30^\circ
Usesin i=\mu sinr

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