An astronomical telescope has objective and eye-piece focal lengths 200 cm and 4 cm respectively. For distinct vision take the least distance of distinct vision as 25 cm.
Physics · Geometrical optics · optical instruments
An astronomical telescope has objective and eye-piece focal lengths 200 cm and 4 cm respectively. For distinct vision take the least distance of distinct vision as 25 cm.
Sub-question 1
The magnifying power of the telescope for the normal vision is
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Sub-question 2
The length of the telescope for normal vision is
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Sub-question 3
The magnifying power of the telescope for distinct vision is
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Sub-question 4
The length of the telescope for distinct vision is
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