Question
Physics Question on single slit diffraction
In a Young's double slit experiment, a student observes 8 fringes in a certain segment of screen when a monochromatic light of 600 nm wavelength is used. If the wavelength of light is changed to 400 nm, then the number of fringes he would observe in the same region of the screen is
A
6
B
8
C
9
D
12
Answer
12
Explanation
Solution
The correct answer is (d). 12