A simple astronomical telescope is designed using two convex lenses of focal lengths 1 m and `0.05`m. Find the magnifying power when the instrument is

A simple astronomical telescope is designed using two convex lenses of focal lengths 1 m and `0.05`m. Find the magnifying power when the instrument is used to view a distant object if the final image is formed (a) at a great distance, (b) at a distance of `0.25`m from the eye-piece.

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

Correct Answer - (a) 20, (b)24

4 views Answered 2023-02-05 15:29

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