Q

For a given colour and pair of media, light travels from a rarer to a denser medium. What is sin i/sin r?

RRB Technicians Grade-III 26/12/2024 / Shift-II 2024
✓ Answer: D A constant greater than 1
By Snell's law, sin i/sin r = n₂/n₁. This exceeds 1 when the second medium is optically denser.