In Young\'s Double slit experiment, a thin glass mica strip of thickness `(t=8lamda)` is pasted
Channel: Doubtnut
Date: 2020-01-26

In Young\'s Double slit experiment, a thin glass mica strip of thickness `(t=8lamda)` is pasted infront of slit `S_(1)`. If the same strip is now shifted in front of other slit `S_(2)`. If the number of fringes which will cross the central point on the screen in `N`. Find `N`? `(dgt gtlamdad` and `n_(mica)=1.5)`