The refractive indices of crown glass prism for C, D and F lines are 1.527,1.530 and 1.535 respectively. Find the dispersive power of the crown glass prism.

The refractive indices of crown glass prism for C, D and F lines are 1

1.	The refractive indices of crown glass prism for C, D and F lines are 1.527,1.530 and 1.535 respectively. Find the dispersive power of the crown glass prism.
Answer» `0.01509` `0.05109` `0.02108` `0.03402` ANSWER :A