Question:
2 If the angle of incidence is half of the angle refraction
Last updated: 6/10/2023
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2 If the angle of incidence is half of the angle refraction in a medium of refractive index u relative to first medium then the angle of incidence is NCERT Pg 317 1 cos 3 sin 1 2 2 1 2 1 2 cos 4 sin