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MMLU-Pro / 9239 / AFabry-Perot interferometer is to be used to resolve the mode structure of a…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

AFabry-Perot interferometer is to be used to resolve the mode structure of a He-Ne laser operating at 6328 \AA. The frequency separation between the modes is 150 MHZ. What plate spacing is required in (a) R = 0.9; (b) R = 0.999 (where R denotes the reflectance of the mirrors)?

category

physics

options

  1. 0.424 cm and 4.24 mm
  2. 3.35 cm and 0.318 mm
  3. 0.335 cm and 3.18 mm
  4. 3.18 cm and 0.335 mm
  5. 1.59 cm and 1.59 mm
  6. 3.18 cm and 3.35 mm
  7. 2.12 cm and 2.12 mm
  8. 6.70 cm and 0.636 mm
  9. 4.24 cm and 0.424 mm
  10. 1.06 cm and 1.06 mm

src

stemez-Optics

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Source and history

upstream_id / Original problem ID
9239
task_id
4e8f50f2-73c3-5635-b09d-eba710111def
task_key
default--test--9239
task_revision_id
1
config / split
default / test

Official source

initial import