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The objective of astronomical telescope ...

The objective of astronomical telescope has

A

large aperture and large focal length.

B

small aperture and small focal length.

C

small aperture and large focal length.

D

large aperature and small focal length.

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TARGET PUBLICATION-OPTICS-EXERCISE
  1. The object which are at large distance as compared to the focal lengt...

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  2. The number of lenses in a terrestrial telescope is

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  3. The objective of astronomical telescope has

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  4. In astronomcial telescop, which of the following statement is NOT appl...

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  5. The intermediate image fomred by the objective is

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  6. To see terrestiral objects, the final image must be

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  7. Whan a is introduced between objective and eye piece of telescope the...

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  8. When as tronomical telescope is adjusted for normal adjustment the fi...

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  9. On which of the following does the magnifying power of a telescope dep...

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  10. The length (L) of the astronomical telescope, for normal adjustment i...

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

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

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

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

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  15. A completely trasnparent material will be invisible in vaccum when its...

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  16. If the critical angle for total internal reflection from a medium to v...

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  17. Given a point source of light, which of the following can produce a pa...

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

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  19. The refractive index of glass is minimum for

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  20. The ratio of the refactive index of red light to that of blue light in...

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