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a) Construct ray diagrams to illustrate ...

a) Construct ray diagrams to illustrate the formation of a virtual image using i) a converging lens, and ii) a diverging lens.
b) What is the difference between the two images formed above?

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b) The virtual image formed by a converging lens is magnified whereas that formed by a diverging lens is diminished
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LAKHMIR SINGH & MANJIT KAUR-REFRACTION OF LIGHT-Exercise
  1. How would a pencil look like if you saw it through a) a concave lens, ...

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  2. a) An object is placed 10 cm from a lens of focal length 5 cm. Draw th...

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  3. a) Construct ray diagrams to illustrate the formation of a virtual ima...

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  4. When an object is kept at any distance in front of a concave lens, the...

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  5. When sunlight is concentrated on a piece of paper by a spherical mirro...

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  6. A beam of parallel light rays is incident through the holes on one sid...

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  7. A beam of light is incident through the holes on one side of a box eme...

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  8. Which of the following can form a virtual image which is always smalle...

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  9. When an object is placed 10 cm in front of lens A, the image is real, ...

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  10. When a fork is seen through lenses A and B one by one, it appears as s...

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  11. What kind of lens can form: a) an inverted magnified image? an ere...

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  12. The lens A produces a magnification of, -0.6 whereas lens produces a m...

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  13. A 50 cm tall object is at a very large distance from a diverging lens....

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  14. An object is placed at a distance of 4 cm from a concave lens of focal...

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  15. A concave lens of focal length 15 cm forms an image 10 cm from the len...

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  16. An object 60 cm from a lens gives a virtual image at distance of 20 cm...

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  17. A concave lens of 20 cm focal length forms an image 15 cm from the len...

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  18. A concave lens has focal length of 15 cm. At what distance should an o...

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  19. A concave lens has focal length of 20 cm. At what distance from the le...

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  20. A concave lens has focal length of 20 cm. At what distance from the le...

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