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MMLU-Pro / 9865 / When focused on a star, the distance of the eye lens of a simple telescope from…

Problem

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question

When focused on a star, the distance of the eye lens of a simple telescope from the objective lens is 82 cm. The focal length of the eye lens is 2.0 cm. To see a certain tree (with the same eye accommodation), the eye lens must be drawn out 1.0 cm. Find the distance of the tree from the telescope.

category

physics

options

  1. 64.8 meters
  2. 80.5 meters
  3. 58.5 meters
  4. 72.6 meters
  5. 68.4 meters
  6. 62.9 meters
  7. 55.3 meters
  8. 60.1 meters
  9. 70.2 meters
  10. 75.0 meters

src

stemez-Optics

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