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Q: An astronomical telescope is constructed by two convex lenses, focal lengths 100 cm and 5 cm respectively. When it is used to see for away object, then final image is formed at a distance of 25 cm from eye lens. Magnifying power of instrument is
  • A. 12
  • B. 24
  • C. 30
  • D. 22
Correct Answer: Option B -
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Explanations:

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