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Question

The image of an object placed on the principal axis of a concave mirror at a distance of 25 cm from its pole, is formed on the object itself. Find out the linear magnification.


A
1
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B
1
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C
2
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D
2
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Solution

The correct option is A 1
Distance of the object, u = 25 cm;
Distance of the image, v = 25 cm (Same as object);
We know that magnification, m = vu
(2525)= -1

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