What is the effect on the interfernce fringes in a Young's double slit experiment when the width of two slits are increased ?

What is the effect on the interference fringes in a Young's double-slit experiment due to each of the following operations : the separation between the two slits is increased,

What is the effect on the interference pattern in Young's double slit experiment due to each of the following operations? The widths of the slits are increased equally.

What is the effect on the interference pattern observed in a youngs double slit experiment in the following cases: The width of the source slit is increased.

The fringe width in a Young's double slit experiment can be increased. If we decrease

The fringe width in a Young's double slit experiment can be increased. If we decrease

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