i know the question may be a bit stupid to some people, but i seriously don't know how to do it....(adsbygoogle = window.adsbygoogle || []).push({});

1. The problem statement, all variables and given/known data

How far must the movable mirror of a Michelson interferometer, illuminated by a 589-nm source, be displaces for 2000 fringes to move past the reference point?

2. Relevant equations

i have no idea

3. The attempt at a solution

i don't know how to solve it

1. The problem statement, all variables and given/known data

2. Relevant equations

3. The attempt at a solution

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# Homework Help: Movable mirror of a Michelson interferometer

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