Optics 7 Question 36
37. Figure shows an irregular block of material of refractive index . A ray of light strikes the face as shown in the figure. After refraction it is incident on a spherical surface of radius of curvature and enters a medium of refractive index 1.514 to meet at . Find the distance upto two places of decimal.
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Solution:
- Applying Snell’s law on face
,
i.e. ray becomes parallel to
Now applying,
Solving this equation, we get