Q

If the refractive indices of air, water and crown glass are n₁, n₂ and n₃ respectively, which relation is correct?

RRB ALP (Stage-I) 27/11/2024 / Shift-I 2024
✓ Answer: D n₁ < n₂ < n₃
Typical indices are approximately 1.00 for air, 1.33 for water and 1.5 for crown glass.
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