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One of the following does not apply to a...

One of the following does not apply to a concave mirror. This is :

A

focal length is negative

B

image distance can be positive or negative

C

image distance is always positive

D

height of image can be position or negative

Text Solution

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The correct Answer is:
C
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LAKHMIR SINGH & MANJIT KAUR-REFLECTION OF LIGHT -Exercise
  1. Giving reasons, the 'signs' (positive or negative) which can be given ...

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  2. Sign Convention

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  3. One of the following does not apply to a concave mirror. This is :

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  4. If a magnification of, -1 (minus one) is to be obtained by using a con...

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  5. In order to obtain a magnification of, -0.6 (minus 0.6 ) with a concav...

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  6. An object is placed at a large distance in front of a concave mirror o...

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  7. Magnification produced by a rear view mirror fitted in vehicles

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  8. Between which two points of concave should an object be placed to obta...

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  9. At what distance from a concave mirror of focal length 10 cm should an...

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  10. If a concave mirror has a focal 10 cm, find the two positions where an...

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  11. A mirror forms an image which is 30 cm form an object and twice its hi...

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  12. What type of image/images are formed by : (a) a convex mirror ? (b...

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  13. Which mirror has a wider field of view ?

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  14. If you want to see an enlarged image of your face, state whether you ...

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  15. Which mirror always produces a virtual, erect and diminished image of ...

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  16. An object is placed at a long distance in front of a convex mirror of ...

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  17. Name the spherical mirror which can produce a real and diminished imag...

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  18. Name the sperical mirror which can produce a virtual and diminished im...

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  19. One wants to see a magnified image of an object in a mirror. What type...

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  20. Name the mirror which can given : (a) an erect and enlarged image of...

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