In a Young’s double slit experiment, the source illuminating the slits is changed from blue to violet. The width of the fringes

In Young's double slit experiment, if the source of light changes from orange to blue then :

In Youngs double slit experiment, to increase the fringe width

In a Young double slit experiment, the width of the source slit is increased then……

In the Young’s double slit experiment, for which colour the fringe width is least

In the Young’s double slit experiment, for which colour the fringe width is least

In a Young’s double slit experiment, the separation of the two slits is doubled. To keep the same spacing of fringes, the distance D of the screen from the slits should be made

In a Young’s double slit experiment, the separation of the two slits is doubled. To keep the same spacing of fringes, the distance D of the screen from the slits should be made