What will happen to interference pattern if two sources of light are not in same phase ?

What are coherent sources of light ?

What are primary sources of light?

In interference with two coherent beams of light , the fringe width is

Stars:Point source of light: : Planets :

The phenomenon of interference is observed when two source have

In what way is diffraction from each slit related to the interference pattern in a double-slit experiment ?

What would happen if two streamlines intersect ?

What are primary and secondary sources of light ?

What do you mean by interference of light ?

What are secondary sources light?