The focal length of the lenses of an astronomical telescope are 50 cm and 5 cm. The…
Physics · Class 12 · CBSE — Ray Optics & Optical Instruments
The focal length of the lenses of an astronomical telescope are 50 cm and 5 cm. The length of the telescope when the image is formed at the least distance of distinct vision is
- 45 cm
- 55 cm
Answer
(B) 55 cm
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