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The secondary focus of a concave mirror ...

The secondary focus of a concave mirror is a fixed point. Is this statement correct ?

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CHHAYA PUBLICATION-REFLECTION OF LIGHT-VERY SHORT ANSWER TYPE QUESTION
  1. The focus of which spherical mirror is virtual ?

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  2. Two concave mirrors have from an image of the sun on a screen. For whi...

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  3. The secondary focus of a concave mirror is a fixed point. Is this stat...

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  4. The principal focus of a concave mirror is a fixed point. Is this sta...

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  5. Two concave mirrors have same aperture but different focal lenghts. Bo...

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  6. The radius of curvature of a concave mirror is 30 cm. What is its foca...

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  7. Which spherical mirror is called a divergent mirror-concave or convex?

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  8. The focal leght of a spherical mirror is 40 cm. What is its radius of ...

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  9. What is the value of focal leght of a plane mirror?

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  10. What is the power of a plane mirror?

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  11. What is the relation between radius of curvature ( r ) and focal leng...

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  12. Does the size of mirror affect the nature of the image ?

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  13. The focal length of a concave mirror is equal for all colours of light...

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  14. What type of mirror is to be used for getting parallel rays from a sma...

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  15. What will happen to the focal length of concave mirror when it is imm...

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  16. Where should an object be placed in front of a concave mirror to get a...

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  17. Why do we sometimes use a concave mirror instead of a plane mirror as ...

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  18. What is the magnification of the image of an object placed at the cen...

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  19. What is the magnification of an object placed at the focus of a concav...

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  20. Can a convex mirror ever form a real image of a real object?

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