If refractive index of red, violet and yellow lights are 1.42, \( 1.62 \) and \( 1.50 \) respect... VIDEO
If refractive index of red, violet and yellow lights are 1.42, \( 1.62 \) and \( 1.50 \) respectively for a medium. Its dispersive power will be
(A) \( 0.4 \)
(B) \( 0.2 \)
(C) \( 0.3 \)
(D) \( 0.1 \)
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