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To reduce chromatic aberrtion....

To reduce chromatic aberrtion.

A

a lens of power 1 D should be used.

B

a lens cut vertically into a half should be used.

C

combination of multiple lenses should be used.

D

all of the above.

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TARGET PUBLICATION-OPTICS-EXERCISE
  1. Assertion : A single lens produces a coloured image of an object illum...

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  2. Assertion: A thin lens suffers from greater chromatic aberration. Re...

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  3. To reduce chromatic aberrtion.

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  4. Unit of longitudinal chromatic aberration of a thin lens is .

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  5. Focal length of convex lens made up of flint glass is 12 cm. It is pla...

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  6. After cataract operation, a peisun is recommended with concavo-convex ...

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  7. Refractive index of a flint glass varier from 1.60 to 1.66 for visible...

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  8. What causes chromatic aberration?

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  9. When object at difference distance are seen by the eye, which of the f...

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  10. If we need a magnification of 375 from a microscope of tube length 15 ...

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  11. A man with normal near point reads a book using a magnifying glass of ...

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  12. When we view object of height 15 m with a telescop of magnifying power...

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  13. A fly is sitting on the objective of a telescop pointed to the moon ta...

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  14. The objectiveof a telescope A has diameter 3 times thatof the objectiv...

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  15. The focal lengths of the objective and eye-piece of a telescop are res...

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  16. Four double convex lenses with following specifications are available ...

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  17. If astronomical telescope of length 1.53m has magnifying powerof magni...

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  18. On heating a liquid, the refractive index generally

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  19. The fine powder of a coloured glass is seen as

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  20. A circular disc of which 2//3 part is coated with yellow and 1//3 part...

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