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An object is kept at a distance of 16 cm from a thin lens and the image formed is real. If the object is kept at a distance of 6 cm from the same lens, the image formed is virtual. If the size of the image formed are equal, the focal length of the lens will beA. 8 cmB. 5 cmC. 11 cmD. `sqrt(96) cm` |
Answer» Correct Answer - C | |