A light beam strikes a flat glass whose index of refraction is 1.6 . if the angle of incident
twice the angle of retraction, the angle of incidence is equal to
Answers
Answered by
1
Answer:
According to Snell's law,
μ=
sinr
sini
Given : i=2r
μ=
sinr
sin2r
⇒μ=
sinr
2sinrcosr
cos
−1
2
μ
=r=
2
i
⟹ i=2cos
−1
2
μ
Explanation:
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Answered by
0
Answer:
30 degrees
Explanation:
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