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The objective with large aperture are us...

The objective with large aperture are used in telescope for

A

ease of manufaturer

B

reducing lens aberration

C

grerater resulution limit

D

bright image

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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
  1. A telescope has focal elngth of objective and eyepiece as 200 cm and 5...

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  2. If size of aperture is decreased,

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  3. The objective with large aperture are used in telescope for

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  4. If in Rmsden's eyepiece,the field lenses have focal lengths f1 and f2 ...

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  5. Huygens' wave theory allows us to know:

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  6. Which of the following does not support the wave nature of light?

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  7. Huygen's wave theory of light could not explain

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  8. Hiygens' concept of secondary waves

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  9. In the ineterference pattern,the energy is

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  10. Two waves of the same equency and intenisty superimpose with each othe...

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  11. Two waves,whose inensitites re 9:16 are made to inrterefere.The ratio ...

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  12. Two waves have intenstities in the ratio of 1:9.If these waves produce...

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  13. When ligh wave suffers reflection at the interface between air and gla...

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  14. Two sources of light of wavelenghs 2.500 overset @A and 3,500 overst @...

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  15. In Yound's double slit experiment,wer get 15 fringes per cm on the scr...

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  16. If white light is used in the Newton's ring s experiment ,the color ob...

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  17. Why does the colour of the oil fim on the surface of water continously...

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  18. Bending of light into regoins of geometrical shadow is called:

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  19. The width of the difraction band varies

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  20. A beam of light of wavelength 600 nm from a distant source falls on a ...

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