A rod of length 10 cm lies along the principal axisof a concave mirror of focal length 10 cm in such a waythat its end closer to the pole is 20 cm away from themirrorThe length of the image is: [2012M]

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A rod of length 10 cm lies along the principal axisof a concave mirror of focal length 10 cm in such a waythat its end closer to the pole is 20 cm away from themirrorThe length of the image is: [2012M]






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