Q122. In Michelson’s interferometer if the movable mirror is displaced through a distance of 0.05mm, 200 fringes are observed. The wavelength of light used in that case is:Physics — Optics, Nature of Light and Optical Instruments — Question 122 of 155A. 5000 AoB. 500 AoC. 50 AoD. 5 AoPractice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →