Optics Question 1129
Question: In Young’s double slit experiment, the wavelength of the light used is doubled and distance between two slits is half of initial distance, the resultant fringe width becomes
[AIEEE 2002]
Options:
A) 2 times
B) 3 times
C) 4 times
D) 1/2 times
Show Answer
Answer:
Correct Answer: C
Solution:
$ \beta \propto \frac{\lambda }{d} $