Young's experiment is performed in air and then performed in water, the fringe width:

Young.s experiment is performed in air, water and glass. The descending order of fringe width for these media is

If young's douel slit experiment is performed in water

A Young's Double slit experiment is performed in air and in water. Which of the following relationship is true regarding fringe width (beta) ?

If young's double slit experiment is performed in water

If young's double slit experiment is performed in water

If Young’s double slit experiment is performed in still and clear water, instead of air, then fringe pattern