Question

There are two sets of apparatus of YDSE. In set A phase difference between two waves emanating from slits not change with time, whereas in set B phase difference between two waves from slits change rapidly with time. what difference will be observed in pattern obtained in screen in two set ups. Guys Plss solve it.. ​

Answer 1

Answer:

set b... A stable interference pattern, the positions of maxima and minima does not change with time. set b.. positions of maxima will change rapidly with time and average uniform intensity.