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A 2 cm high object is placed at a distance of 20 cm from a concave mirror. A real image is formed at 40 cm from the mirror. Calculate the focal length of the mirror. Also find the height of the image formed.
Asked by Topperlearning User | 28 Nov, 2013, 10:27: AM
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Answered by | 28 Nov, 2013, 12:27: PM

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CBSE 10 - Physics
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