The speed of yellow light in a certain liquid is 2⋅4 × 108 m s−1. Find the refractive index of the liquid.
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Given :
The speed of yellow light in a certain liquid is 2⋅4 × 10⁸ m s−1.
μ liquid=?
Speed of light in Air= 3x10 ⁸m/s
μ liquid= C/V
= 3x10 ⁸/2⋅4 × 10⁸
=1.25
∴ Refractive index of liquid is 1.25
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