Images Formed By Concave Mirrors


 
 
Concept Explanation
 

Images Formed By Concave Mirrors

    Object Position Image Position Nature Of Image
1 At infinity At the focus F Real and point - sized
2 between infinity and centre of curvature C between Fand C real, smaller than the object, inverted
3 At C At C real, same size,inverted
4 Between Cand F Between C and infinity real, enlarged, inverted
5 At F or behind the mirror At infinity real, infinitely large, inverted
6 Between the pole Pand F behind the mirror virtual, enlarged, erect
Sample Questions
(More Questions for each concept available in Login)
Question : 1

Which of the following are correct in the case of concave mirror :

(a) If the object between C and F,the image formed between C and infinity,than, the nature of image is real, enlarged, inverted.

(b) If the object at F or behind the mirror, the image formed at infinity, than the nature of image is real, infinitely large, inverted.

(c) If the object is between the pole P and F, the image formed behind the mirror, than the nature of image is virtual, enlarged, erect.

Right Option : D
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Explanation
Question : 2

Which of the following are correct :

(a) In concave mirror , if the object is located at infinity, than the image is formed behind the mirror.

(b) In concave mirror , if the object is located between the pole P and F, than the image is formed at the focus F.

(c) In concave mirror , if the object is located between the C and F, than the image is formed between C and infinity.

Right Option : C
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Explanation
Question : 3

In case of concave mirror if the object is at infinity and the image is formed at the focus F. What will be the nature of image ?

Right Option : A
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Explanation
 
 
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