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Spherical aberration of a convex and a c...

Spherical aberration of a convex and a concave lens respectively is

A

positive, negative

B

negative, positive

C

zero, positive

D

positive, zero

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TARGET PUBLICATION-OPTICS-EXERCISE
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  2. In presence of aberration, circular image is formed of a point.

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  3. Spherical aberration of a convex and a concave lens respectively is

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  4. An optical instrument , in general, extends our range of vision by

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  5. The least distance of distinc vision for a young adult with normal vis...

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  6. A norml eye is unable to see objects at a distance less than distance ...

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  7. The clearity of image formed on retina of eye depends on the

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  8. A convex lens of the short focal length held very close to the eye, to...

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  9. The magnifying power of simple microscope is

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  10. A perosn using a lens as a simple microscope sees an

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  11. The magnifying power of simple microscope, when image is formed at DDV...

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  12. Magnification of simple microscope when image is at infinity is given ...

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  13. The magnifying power of simple microscope is maximum when image is for...

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  14. When a convex lens of 2.5 cm focal length is used as a magnifying glas...

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  15. The compound microscope is used to see

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  16. Compound microscope is NOT used in

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  17. The focal length of the eye-piece of compound microscope is

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  18. In compound microscope, the intermediate image is

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  19. The length (L) of compound microscope when final image is formed at D....

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  20. When the final image is formed at infinity the magnifying power of com...

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