A person whose near-point distance is 52cm wears a pair of, Ask an Expert

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A person whose near-point distance is 52cm wears a pair of glasses that are 2.2cm from her eyes. With the aid of these glasses, she can now focus on objects 23cm away from her eyes.

Find the focal length of her glasses.

Find the refractive power of her glasses.

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Category:- Physics
Reference No.:- M9910638

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