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Focussing in a compound microscope is ca...

Focussing in a compound microscope is carried out by changing the……..from the……… .

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distance of objective lens , object.
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PRADEEP-OPTICS-Exercise
  1. Magnifying power of a simple microscope is defined as the………of angles…...

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  2. In a compound microscope, the objective lens and……..are………. .

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  3. Focussing in a compound microscope is carried out by changing the……..f...

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  4. In an astronomical telescope, the distance between……….and…….can be var...

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  5. In normal adjusment of telescope, final image is……. . And distance bet...

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  6. In Cassegrainian telescope, objective lens is………by………… .

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  7. The far point of a myopic person is 150 cm in front of the eye. Calcul...

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  8. A short sighted person is wearing specs of power -3.5 D. His doctor pr...

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  9. A short sighted person cannot see clearly beyond 2 m. Calculate power ...

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  10. A myopic person can see things clearly only when they lie between 10 c...

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  11. A person cannot see the objects distinctly, when placed at a distance ...

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  12. The distance of distinct vision of a person is 50 cm. He wants to read...

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  13. A person can see the objects lying between 25 cm and 10 m from his eye...

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  14. A person has normal far point (infinity) and normal near point (25 cm)...

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  15. An object is to be seen through a simple microscope of power 10 D. Whe...

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  16. A simple microscope is rated 5 X for a normal relaxed eye. What will b...

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  17. The focal lengths of the objective and eye piece of a microscope are 2...

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  18. The focal lengths of the eye piece and objective of a compound microsc...

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  19. A convex lens of focal length 5 cm is used as a simple microscope. Wha...

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  20. A compound microscope has a magnifying power 30. The focal length of i...

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