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The mirror used by a dentist to examine ...

The mirror used by a dentist to examine the teeth of a person is :

A

convex

B

concave

C

plane

D

any one of the above

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Verified by Experts

The correct Answer is:
B
(b)
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The mirror used by dentists to concentrate light on the tooth to be examined is a ______ mirror.

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LAKHMIR SINGH & MANJIT KAUR-REFLECTION OF LIGHT -Exercise
  1. The image formed by a spherical mirror is virtual. The mirror will be.

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  2. Whatever be the position of the object, the image formed by a mirror i...

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  3. The mirror used by a dentist to examine the teeth of a person is :

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  4. If the image formed is always virtual, the mirror can be :

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  5. A concave mirror cannot be used as :

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  6. A boy is standing in front of and close to a special mirror. He find t...

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  7. The mirror which can form a magnified image of an object is :

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  8. For what position of an object, a concave mirror forms a real image e...

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  9. Consider two statements A and B given below : A : real image is alwa...

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  10. The diagrams show the appearance of a fork when placed in front of and...

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  11. The diagram shows a dish antenna which is used to receive televisiton ...

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  12. A man standing in front of a special mirror finds his image having a v...

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

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

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

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

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

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

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

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

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