JEE Main · PhysicsHard
In a Michelson interferometer, one mirror is moved by . If the light source has a wavelength of , how many fringes will shift across the field of view?
- A.
- B.
- C.
- D.
Show correct answer & step-by-step solution
Correct answer: C —
Solution
The path difference changes by for a mirror displacement . The number of fringes shifted is .
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