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A telescope has objective and eyepiece l...

A telescope has objective and eyepiece lenses of focal lengths 150 cm and 5 cm, respectively. Calculate the magnifying power of telescope when the final image is formed
(a) at infinity and
(b) at the least distance of clear vision.

Text Solution

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To solve the problem regarding the magnifying power of a telescope with given focal lengths of the objective and eyepiece lenses, we will follow these steps: ### Given Data: - Focal length of the objective lens (Fo) = 150 cm - Focal length of the eyepiece lens (Fe) = 5 cm - Least distance of clear vision (D) = 25 cm (standard value) ### Step 1: Calculate the magnifying power when the final image is formed at infinity. ...
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