Mention the constituent colors of white light.

  • A
    Red,Orange,Yellow,Green,Blue,Indigo,Violet
  • B
    Red,Orange,Yellow,Green,Blue,Violet,Indigo
  • C
    Violet,Indigo,Blue,Green,Yellow,Orange,Red
  • D
    Red,Yellow,Green,Blue,Indigo,Violet,Orange

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The deviations caused in red,yellow,and violet colors for a crown glass prism are $2.84^\circ$,$3.28^\circ$,and $3.72^\circ$ respectively. The dispersive power of the prism material is:

What is a dispersive medium?

Calculate the dispersive power for crown glass from the given data if $\mu_v = 1.5230$ and $\mu_r = 1.5145$.

Dispersion of light is due to

$A$ parallel beam of white light falls on a convex lens. Images of blue,yellow,and red light are formed on the other side of the lens at distances of $0.20 \ m$,$0.205 \ m$,and $0.214 \ m$ respectively. The dispersive power of the material of the lens will be:

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