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The focal length of objective and eye-pi...

The focal length of objective and eye-piece of astronomical telescope are 2 m and 5 cm respectively. The magnifying power of telescope when final image is formed at infinity is

A

40

B

50

C

80

D

100

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TARGET PUBLICATION-OPTICS-EXERCISE
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  2. The length (L) of the astronomical telescope, for normal adjustment i...

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  3. The focal length of objective and eye-piece of astronomical telescope ...

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  4. Magnifying power of an astronomical telescope is M.P. If the focal len...

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  5. An astronomical telescope has an agular magnification of magnitude 5 f...

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  6. An astronomical telescope of ten fold angular magnification has length...

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  10. The magnifying power of simple microscope is 6 when the image is forme...

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