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Two bigmirrors A and B are fitted side ...

Two bigmirrors A and B are fitted side by side on a wall. A man is standing at such a distance from the wall that he can see the erect image of his face in both the mirrors. When the man starts walking towards the mirrors, he finds that size of his face in mirror A goes on increasing but that in mirror B renaubs the same.

A

mirror A is concave and mirror B is convex

B

mirror A is plane and mirror B is concave

C

mirror A is concave and mirror B is plane

D

mirror A is convex and mirror B is concave

Text Solution

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The correct Answer is:
C
(c )
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LAKHMIR SINGH & MANJIT KAUR-REFLECTION OF LIGHT -Exercise
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  2. A man standing in front of a special mirror finds his image having a v...

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  3. Two bigmirrors A and B are fitted side by side on a wall. A man is s...

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  4. An object is kept at a distance os 5 cm in front of a convex mirror of...

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  5. An object is placed at a distance at a of 10 cm from a convex mirror o...

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  6. An object is placed at a distance of 6 cm from a convex mirror of foca...

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  7. An object is placed 20 cm in front of a mirror is found to have image ...

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  8. An arrow 2.5 cm high is placed at a distance of 25 cm from a diverging...

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  9. A convex mirror used for rear view on an automobile has a radius of cu...

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  10. A diverging mirror of radius of curvature 40 cm forms an image which i...

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  11. The radius of curvature of a convex mirror used as a rear view mirror ...

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  12. (a) Drew a diagram to represent a convex mirror. On this diagram mark ...

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  13. A shop security mirror 5.0 m from certain items displayed in the shop ...

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  14. An object is placed 15 cm from (alpha) a converging mirror, and (b) a ...

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  15. An object 20 cm from a spherical mirror gives rise to a virtual image ...

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  16. Define the principal focus of a concave mirror.

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  17. The radius of curvature of a spherical mirror is 20 cm. What is its fo...

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  18. Name a mirror that can give an erect and enlarged image of an object.

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  19. If the radius of curvature of a spherical mirror is 20 cm, what is its...

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  20. Find the focal length of a concave mirror whose radius of carvature is...

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