In a Michelson Interferometer, in Order to Shift the Pattern

question 7

Multiple Choice

In a Michelson interferometer, in order to shift the pattern by half a fringe, one of the mirrors at the end of an arm must be moved by:

• A)one wavelength
• B)half a wavelength
• C)one-quarter wavelength
• D)It depends on the wavelength.
• E)It depends on which mirror is moved.

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