Answered: A Michelson interferometer uses red… | bartleby

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A Michelson interferometer uses red light with a wavelength of 656.45 nm from a
hydrogen discharge lamp. How many bright-dark-bright fringe shifts are observed
if mirror M₂ is moved exactly 1 cm.
interferometer.
Source
L₁
A Michelson
Mirror M₁
Beam
splitter
3. The detector measures
the superposition of the
two waves that have
traveled different paths.
1. The wave is
divided at
this point.
Mirror M₂
L₂
Adjustment
screw
2. The returning
waves recombine
at this point.

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