IUT_10-11
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HSC - পদার্থ বিজ্ঞান ২য় পত্রঅধ্যায়-০৬ঃ জ্যামিতিক আলোকবিজ্ঞানAll Topics

A boy cannot see any object at distance beyond 60 cm60\ cm due his eye defect. What is the power of the lens required to see distant objects beyond that distance?

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