Textbook ExpertVerified Tutor
26 Nov 2021
Given information
Number of bright fringes=362
movable mirror moves,
Step-by-step explanation
Step 1.
In Michelson interferometer, for constructive interference, path difference between two reflected rays is given as
..............(1)
here,
-initial position of mirror
-final position of mirror
n- is number of fringes shifted from the central reference line
Here is wavelength of incident light
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