A person whose near-point distance is 5 cm wears a pair of

Reference no: EM13628188

A person whose near-point distance is 5 cm wears a pair of glasses that are 2.2 cm from her eyes. With the aid of these glasses, she can now focus on objects 23 cm away from her eyes.

A) Find the focal length of her glasses. (cm)

B) Find the refractive power of her glasses. (in diopters)

Reference no: EM13628188

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