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प्रश्न
The eyes of a person are focused (i) on a nearby object, and (ii) on a distant object, turn by turn. In which case:
the focal length of eye-lens will be the maximum?
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उत्तर
When the eyes of a person are focussed on a distant object, the focal length of the eye lens is the maximum.
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
