In Fresnel's biprism experiment the width of `10`fringes is `2cm`which are formed at a
Channel: Doubtnut
Date: 2020-08-16

In Fresnel's biprism experiment the width of `10`fringes is `2cm`which are formed at a distance of two`2meter` from the silt .If  the wavelength of light is `5100Å`then the distance between two coherent sources will be