Which one of the following relations represents the dispersive power of a prism…
PHYSICS · Single correct · CBSE · Physics · The Human Eye and the Colourful World · The Human Eye and the Colourful World
Problem
Which one of the following relations represents the dispersive power ω of a prism material in terms of the refractive indices for violet (μv), red (μr) and the mean colour (μ)?
(a) (μv−μr)/(μ+1)
(b) (μv+μr)/(μ−1)
(c) (μv−μr)/(μ−1)
(d) (μv−μr)/μ