A whole biprism experiment in water. If the fringe width in air is `beta_(a)` and
Channel: Doubtnut
Date: 2020-02-09

A whole biprism experiment in water. If the fringe width in air is `beta_(a)` and refractive index of biprism material and water are 1.5 and 1.33 respectively. Find the value of the fringe width.