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MMLU-Pro / 9671 / The refractive powers of the front and back lenses of a Galilean-type telescope…

Problem

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question

The refractive powers of the front and back lenses of a Galilean-type telescope are + 10.00dioptersand - 12.50 dioptersrespectively. What must the separation of the two lenses be if the system is to beafocal? What is the angular magnification?

category

physics

options

  1. 2cm, -2
  2. 2.5cm, -1.75
  3. 1cm, -1
  4. 4cm, -2.5
  5. 1cm, -2
  6. 2.5cm, -1
  7. 3cm, -1.5
  8. 2cm, -1.25
  9. 1.5cm, -1.25
  10. 3.5cm, -1

src

stemez-Optics

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Official source

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