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Four lenses of focal length + 10 cm,+50 ...

Four lenses of focal length + 10 cm,+50 cm,+100 cm and + 200 cm are available for making an astronnomical tetescope.To produce the largest magnification,the focal length of the eye-piece should be

A

`+10 cm`

B

`+50`

C

`+100`

D

`+200 cm`

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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
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  2. The astronomical telescope consists off objective and eye-piece.The fo...

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  3. Four lenses of focal length + 10 cm,+50 cm,+100 cm and + 200 cm are av...

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  4. According to Huygen's principle, light is a form of

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  5. Light propagates rectilinearly,because of its

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  6. Why does light appear to travel in straight line inspite of its wave n...

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  7. Interference occurs in which of the following waves?

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  9. Two waves of intensities I and 4 I superimpose, then maximum and minim...

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  10. What happens to fringe width in the Young's double slit experiment,if ...

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  11. A monochromatic beam of light is used for the formation of fringes on ...

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  12. What is the path difference for destructive interfernce?

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  13. Monochromatic ligth of wavelgth 6,000 overset @A is used in a Young's ...

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  14. What happens,if the monochromatic light used in Young's double slit ex...

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  15. The Young's double-slit experiment is done in a medium of refractive i...

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  16. Colours appear on a thin soap film and soap bubbles due to the phenome...

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  17. When a beam of light is usd to deterine the position of an object,the ...

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  18. Answer the following questions: In a single slit diffraction experimen...

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