Categories > Ray Optics and Optical Instruments > Microscope and Telescope > A telescope has an objective of focal length 50 cm and an eye piece of focal length 5 cm. The least distance of distinct vision is 25 cm. The telescope is focussed for distinct vision on a scale 200 cm away. The separation between the objective and the eye-piece is

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Question: A telescope has an objective of focal length 50 cm and an eye piece of focal length 5 cm. The least distance of distinct vision is 25 cm. The telescope is focussed for distinct vision on a scale 200 cm away. The separation between the objective and the eye-piece is


1) 75 $cm$
2) 60 $cm$
3) 71 $cm$
4) 74 $cm$
Solution: Explanation: No Explanation
Microscope and Telescope

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