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To get three images of a single object, ...

To get three images of a single object, one should have two plane mirrors at an angle of

A

`30^(@)`

B

`60^(@)`

C

`90^(@)`

D

`120^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
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MODERN PUBLICATION-RAY OPTICS AND OPTICAL INSTRUMENTS-Revision Exercises (Additional Questions)
  1. Which of the following represents correct mirror formula ?

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  2. What is the unit of focal length ?

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  3. To get three images of a single object, one should have two plane mirr...

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  4. If the radius of curvature of a convex mirror is 40 cm, then its focal...

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  5. The power of a lens of focal length 0.5 m is :

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  6. A concave lens of focal length 20 cm product an image half in size of ...

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  7. Two lenses of power +12 D and -2 D are combined together. What is thei...

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  8. What is the unit of refractive index?

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  9. Which process takes place in lens ?

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  10. Brilliance of diamond is due to

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  11. Mirage is formed due to .

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  12. The rainbow is formed due to

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  13. For what angle of incidence, the lateral shift produced by a parallel ...

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  14. Prism works on the principle of :

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  15. The final image produced by a simple microscope is :

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  16. Sky appears to be blue in clear atmosphere due to :

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  17. What is the unit of magnification of a microscope ?

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  18. Choose the correct alternative: A parallel beam of white light falls...

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  19. A concave lens always produces ……………………………. images.

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  20. A luminous object is separated from a screen by distance d. A convex l...

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