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प्रश्न
Write down the relationship between the critical angle and the refractive index of the medium.
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उत्तर
Sin ic = `1/μ`
Where ic is the critical angle and μ is the refractive index of the medium.
संबंधित प्रश्न
(i) Define critical angle.
(ii) State one important factor which affects the critical angle of a given medium.
Make the correct choices for each of the following :
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(where ∠i = angle of incidence, ∠r = angle of refraction, ∠C = critical angle)
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The critical angle for crown glass, which has a refractive index of 1.52, is:
