1 12 3 24 2 18 4 30 A thin film of water u 4 3 is 3100 thick

Last updated: 6/14/2023

1 12 3 24 2 18 4 30 A thin film of water u 4 3 is 3100 thick If it is illuminated by white light at normal incidence The colour of film in the reflected light will be 1 Blue 2 Black 3 Yellow 4 Red The central fringe of the interference pattern produced by light of wavelength 6000 A is found to shift to the ht fringe after a glass plate of refractive in Young s