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The power of plane mirror is ....

The power of plane mirror is _______.

A

`infty`

B

0

C

2 D

D

4 D

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TARGET PUBLICATION-OPTICS-EXERCISE
  1. A ray of light strikes a tansparent rectangular slab (of refractive in...

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  2. According to Cartesian sign convention, in ray optics

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  3. The power of plane mirror is .

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  4. A beam of light from a source L is incident normally on a plane mirror...

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  5. For concave mirror, if the object is at the focusn f, the image is

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  6. A spherical mirror is obtained as shown in the figure from a hollow gl...

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  7. Which of the following statements is incorrect?

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  8. A concave mirror of focal length f (in air) is immersed in water (mu=(...

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  9. An object is placed on the principal axis of a concave mirror at a dis...

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  10. An object is placed at a distance of 40 cm from concave mirror of foca...

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  11. A linear object of heigth 10 cm is kept in front of concave mirror of ...

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  12. An infinitely long bar lies alont the adis of cancave mirror of focal...

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  13. A person wants a real imag of his own, 3 times enlarged. Where should ...

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  14. A point object is moving uniformly towards the pole of a concave mirro...

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  15. Consider a light source placed at a distance of 1.5 m along the aixs f...

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  16. A ray of light travels from air to water to glass and again from glass...

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  17. A glass cobe is placed on a white paper having spots of red. Blue, yel...

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  18. A plane glass is placed over a various coloured letters (Violet, green...

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  19. An air bubble in a glass slab with refractive index 1.5 (near normal i...

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  20. Two undentical beakers, one filled with water mu = (4)/(3) and the oth...

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