In a double slit interference experiment, the two coherent beams have slightly different intensity I and I+ **deltaI( deltaI).

Show that the resultant intensity at the maxima is nearly 4I while that at the minima is nealy | delta*I** |² /4I.

Question

In a double slit interference experiment, the two coherent beams
have slightly different intensity I and
I+ delta*I(
delta*I)
Show that the resultant intensity at the maxima is nearly
4I while that at the minima is nealy |
delta*I |2 /4I

Somnath physics · Accepted Answer

In a double slit interference experiment, the two coherent beams have slightly different intensity I and I+ delta*I( delta*I). Show that the resultant intensity at the maxima is nearly 4I while that at the minima is nealy | delta*I |2 /4I.

In a double slit interference experiment, the two coherent beams have slightly different intensity I and I+ **deltaI( deltaI).

Show that the resultant intensity at the maxima is nearly 4I while that at the minima is nealy | delta*I** |² /4I.