The shape of the interference fringes in Young’s double slit experiment when D (distance between slit and screen) is very large as compared to fringe width is nearly

The fringe width in Young’s double slit experiment increases when

In Young’s double slit experiment, the distance between the two slits is made half, then the fringe width will become

In Youngs double slit experiment, to increase the fringe width

How would the angular separation of interference fringes in Young's double slit experiment change when the distance of separation between slits and screen is doubled ?

How would the angular separation of interference fringes in Young's double slit experiment change when the distance of separation between slits and screen is doubled ?

If the distance between the two slits in Young's double slit experiment is halved and the distance between the slit and the screen is double then fringe width will be _____ times the previous fringe width [Fill in the blank ].