Science, asked by revan9iHunk8vaishnag, 1 year ago

A 2cm high object is placed at a distance of 20cm from a concave mirror .. A real image is formed at a distance of 40cm from the mirror .calculate the focal length and size of image ...

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Answered by manai

3

size of the image is 4cm.
focal length of the mirror is40/3cm.

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