A prism has refractive indices for violet light

PHYSICS · Subjective · CBSE · Physics · Ray Optics and Optical Instruments · Ray Optics and Optical Instruments

Problem

A prism has refractive indices

\mu_v = 1.54

for violet light,

\mu_r = 1.50

for red light and mean refractive index

\mu = 1.52

. Calculate the dispersive power

\omega

of the prism material. (Give your answer correct to two significant figures.)