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Question:
The refractive index of a particular material is $1.67$ for blue light, $1.65$ for yellow light and $1.63$ for red light. The dispersive power of the material is .........
Updated On: Apr 5, 2022
- 0.0615
- 0.024
- 0.031
- 1.6
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The Correct Option is A
Solution and Explanation
$\omega=\frac{\mu_{ v }-\mu_{ r }}{\mu_{ y }-1}=\frac{1.67-1.63}{1.65-1}=0.615$
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