When the movable mirror of a Michaelson Interferometer is shifted thr – McqOptions

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1.	When the movable mirror of a Michaelson Interferometer is shifted through 0.0589 mm, 200 fringes cross the field. What is the wavelength of the light?
A.	5890 Å
B.	5245 Å
C.	4965 Å
D.	6894 Å
Answer» B. 5245 Å

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