A) No interference
B) Interference with bright bands
C) Interference with dark bands
D) Interference in which width of the fringe will be slightly increased
Correct Answer: D
Solution :
The refractive index of air is slightly more than 1. When chamber is evacuated, refractive index decreases and hence the wavelength increases and fringe width also increases.You need to login to perform this action.
You will be redirected in
3 sec