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A point source of light B,placed in fron...

A point source of light B,placed in front of the centre of a mirror of width d,hangs vertically on a wall.A man walds in front of the mirror along a line parallel to the mirror at a distance 2L from it as shown in the figure.The gretest distance over which he can see the image of the light source in the mirror is

A

`d//2`

B

d

C

2d

D

3d

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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
  1. Light from a denser medium I goes to a rarer medium II.When angle of i...

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  2. Two plane mirrors A and B are aligned parallel to each other ,as shown...

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  3. A point source of light B,placed in front of the centre of a mirror of...

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  4. A student performed the experiment of determining the focal length of ...

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  5. A concave mirror s placed on a horizontal table with its axis directed...

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  6. In an experiment to determine the focal length (f) of a concave mirror...

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  7. A container is filled with water (mu= 1.33) upto a height of 33.25 cm ...

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  8. A ray of light passes through four transparent media with refractive i...

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  9. A light beam is travelling from Region I to IV (figure). The refractiv...

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  10. A ray of light is incident at the glass-water interface at an angle i....

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  11. A ray of light travelling in a transparent medium of refractie index m...

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  12. A beam of light is converging towards a point on a screen.A plane para...

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  13. A diverging beam of light from a point source S having divergence angl...

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  14. A ray of light travelling in water is incident on its surface open to ...

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  15. A rectangular glass slab ABCD of refractive index n1 is immersed in wa...

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  16. An observer can see through a pin-hole the top end of a thin rod of he...

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  17. Two beams of red and violet colours re mde to pass separaterly through...

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  18. A ray OP of monochromatic light is incident on the face AB of prism AB...

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  19. Which of the following forms (s) a virtual and erect image fo all posi...

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  20. A spherical surface radius of curvatue R seprates air (refractive inde...

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