In Young's double slit interference experiment, the slit widths are in the ratio 1 : 25. Then the ratio of intensity at the maxima and minima in the interference pattern is [JEE ONLINE 26-05-2012]
A)3 : 2
B)1 : 25
C)9 : 4
D)1 : 5
Correct Answer:
C
Solution :
[c] We know that,
and are maximum and minimum intensity andare widths of two slits