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The distance between an object and the s...

The distance between an object and the screen is 75 cm. When a convex lens of focal length 12 cm is placed in the between theobject and the screen, magnification of real formed can be (magnitude only)

A

2

B

4

C

8

D

16

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TARGET PUBLICATION-OPTICS-EXERCISE
  1. A student measures the focal length of a convex lens by keeping an obj...

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  2. Graph of position of image vs position of point object from a convex l...

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  3. The distance between an object and the screen is 75 cm. When a convex ...

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  4. Convex lens made up of glass (mu(g)=1.5) and radius of curvature R is ...

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  5. A double convex thin lens made of glass (refractive index mu=1.5) has ...

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  6. A convex lens of glass (mu=1.5) has a focal length of 8 cm when placed...

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  7. The power of a thin convex lens (""(a) mu(g)=1.5) is +5.0 D. When it i...

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  8. Figure given below shows a beam of light converging at point P. When a...

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  9. When two thin lenses are kept in contanct, the focal length of the com...

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  10. In the figure an air less of raddi of curvature 10 cm (R1 = R2 = 10 cm...

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  11. The ray diagram could be correct.

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  12. How does the magnification (m) of the real image formed by a lens vary...

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  13. As shown in the figure, the liquids L1, L2 and L3 have refractive indi...

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  14. Twon similar plano-covexlenses are combined together in three differen...

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  15. A beam of parallel rays is brought to a focus by a plano-convex lens. ...

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  16. A concave and convex and have the same focal length of 20 cm and are p...

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  17. The figure shows the view through the eye piece of a prism spectromete...

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  18. During dispersion of white light by prism placed in air, for a particu...

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  19. When a white light passes through a hollow prism, then there is

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  20. A narrow beam of white light passes through glass slab having parallel...

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