A glass prism A deviates the red and blue rays through `10^(@)` and `12^(@)` respectively . A second prism (B) deviates them through `8^(@)` and `10^(@)` respectively . What is the ratio of their dispersive powers ?

A glass prism deviates the red and blue colour rays through 8^(@) and 10^(@) , respectively. A second prism of equal refracting angle deviates them through 10^(@) and 12^(@) respectively. Calculate the ratio of their dispersive powers.

Compare the dispersive powers of two prisms if one of them deviates the blue and red rays through 10^(@) and 6^(@) respectively and the second prism through 8^(@) and 4.5^(@)

Compare the dispersive powers of two prisms if one of them deviates the blue and red rays through 10^(@) and 6^(@) respectively and the second prism through 8^(@) and 4.5^(@)

A prism of a certain angle deviates the red and blue rays by 8^@ and 12^@ respectively. Another prism of same angle deviates the red and blue rays by 10^@ and 14^@ respectively.The prisms are small angled and made of different materials. The dispersive powers of material of prisms are in the ratio

Prism X deviates red ray through 10^(@) and violet ray through 16^(@) , while the prism Y deviates red ray through 8^(@) and violet ray through 14^(@) , respectively . If omega_(X) and omega_(Y) are the dispersive powers of X and Y , then

The refractive angles of two crown glass prisms are 10^(@) and 20^(@) respectively . What is the ratio of their dispersive the material of the same prism then

A prism of a certain angle deviates the red and blue rays by 8^@ and 12^@ respectively. Another prism of the same angle deviates the red and blue rays by 10^@ and 14^@ respectively. The prisms are small angled and made of different materials. The dispersive powers of the materials of the prisms are in the ratio

A prism of a certain angle deviates the red and blue rays by 8^@ and 12^@ respectively. Another prism of the same angle deviates the red and blue rays by 10^@ and 14^@ respectively. The prisms are small angled and made of different materials. The dispersive powers of the materials of the prisms are in the ratio

If the refractive angles of two prisms made of crown glass are 10^(@) and 20^(@) respectively, then the ratio of their colour deviation powers will be