The figure below shows the path of a beam of light through several layers with different indices of refraction. (Assume n4 = 1.10.)(a) If ?1 = 32.0°, what is the angle ?2 of the emerging beam?(b) What is the smallest incident angle ?1 to have total internal reflection at the surface between the medium with n = 1.20 and the medium with n4 = 1.10? 0₁02n = 1.60n = 1.40n = 1.20na

The figure presented in question illustrates the path of a light beam passing through multiple…

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Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

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The figure below shows the path of a beam of light through several layers with different indices of refraction. (Assume n₄ = 1.10.)

(a) If ?₁ = 32.0°, what is the angle ?₂ of the emerging beam?

(b) What is the smallest incident angle ?₁ to have total internal reflection at the surface between the medium with n = 1.20 and the medium with n₄ = 1.10?

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