If the refractive indices of crown glass for red, yellow and violet colours are respectively ${{\mu }_{r\,}},\,\,{{\mu }_{y}}$ and ${{\mu }_{v}}$, then the dispersive power of this glass would be

Question

Accepted Answer

$\frac{{{\mu }_{v}}-{{\mu }_{r}}}{{{\mu }_{y}}-1}$

Answer

$\frac{{{\mu }_{v}}-{{\mu }_{y}}}{{{\mu }_{r}}-1}$

Answer

$\frac{{{\mu }_{v}}-{{\mu }_{y}}}{{{\mu }_{y}}-{{\mu }_{r}}}$

Answer

$\frac{{{\mu }_{v}}-{{\mu }_{r}}}{{{\mu }_{y}}}-1$

Ray Optics and Optical Instruments

Question: If the refractive indices of crown glass for red, yellow and violet colours are respectively ${{\mu }_{r\,}},\,\,{{\mu }_{y}}$ and ${{\mu }_{v}}$, then the dispersive power of this glass would be

Ray Optics and Optical Instruments

Question: If the refractive indices of crown glass for red, yellow and violet colours are respectively ${{\mu }_{r\,}},\,\,{{\mu }_{y}}$ and ${{\mu }_{v}}$, then the dispersive power of this glass would be

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