3 45 4 50 32 When a thin film is illuminated by a parallel

Last updated: 6/24/2023

3 45 4 50 32 When a thin film is illuminated by a parallel bear of 6000 A of light wavelength 7 fringes are observed in a certain region of the film How many fringes will be observed in the same region of the film if light of wavelength 420 A is used 1 6 2 10