InterviewSolution
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InterviewSolution
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Rays from Sun converge at a point `15 cm` in front of a concave mirror. Where should an object be placed so that size of its image is equal to the size of the object ?A. ` 15 cm` in front of the mirrorB. `30 cm` in front of the mirrorC. between `15 cm and 30 cm` in front of the mirrorD. more than `30 cm` in front of the mirror |
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Answer» Correct Answer - B As rays from the sun converge at `15 cm, :. f = 15 cm`. Size of image = size of object, when object is placed to `R = 2f = 30 cm` in front of the mirror. |
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