A thin prism P with angle `4^(@)` and made from glass of refractive index 1.54 is combined
Channel: Doubtnut
Date: 18/11/2021

A thin prism P with angle `4^(@)` and made from glass of refractive index 1.54 is combined with another thin prism P made from glass of refractive index 1.72 to produce dispersion without deviation The angle of prism P is