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We wish to obtain an erect image of an o...

We wish to obtain an erect image of an object, using a concave mirror of focal length 15 cm. What should be the range of distance of the object from the mirror? What is the nature of the image? Is the image larger or smaller than the object? Draw a ray diagram to show the image formation in this case.

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See Sample Problem 1 on page 187 of this book.
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LAKHMIR SINGH & MANJIT KAUR-REFLECTION OF LIGHT -Exercise
  1. Define one dioptre of power of a lens.

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  2. A convex lens forms a real and inverted image of a needle at a distanc...

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  3. Find the power of a concave lens of focal length 2 m.

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  4. Which one of the following materials cannot be used to make a lens ?

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  5. The image formed by a concave mirror is observed to be virtual, erect ...

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  6. Where should an object be placed in front of a convex lens to get a re...

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  7. A spherical mirror and a thin spherical lens have each a focal length ...

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  8. No matter how far you stand from a spherical mirror, your image appear...

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  9. Which of the following lenses would you prefer to use while reading sm...

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  10. We wish to obtain an erect image of an object, using a concave mirror ...

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  11. Name the type of mirror used in the following situations : (a) Head ...

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  12. One half of a convex lens is covered with a black paper. Will this len...

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  13. An object 5 cm in length is held 25 cm away from a converging lens of ...

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  14. A convcave lens of focal length 15 cm forms an image 10 cm from the le...

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  15. An object is placed at a distance of 10 cm from a convex mirror of foc...

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  16. The magnification produced by a plane mirror is m = +1. What does this...

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  17. An object 5.0 cm in length is placed at a distance of 20 cm in front o...

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  18. An object of size 7.0 cm is placed at 27 cm in front of a concave mirr...

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  19. Find the focal length of a lens of power - 2.0 D. What type of lens is...

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  20. A doctor has prescribed lens of power + 1.5 D. Find the focal length o...

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