Two lab partners, Mary and Paul are both farsighted. Mary has a near point of 6.7...

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Two lab partners, Mary and Paul are both farsighted. Mary has anear point of 6.7 cm from her eyes and Paul has a near point of 130cm from his eyes. Both students wear glasses that correct theirvision to a normal near point of 25.0 cm from their eyes, and bothwear glasses 1.80 cm from their eyes. In the process of wrapping uptheir lab work and leaving for their next class, they get theirglasses exchanged (Mary leaves with Paul's glasses and Paul leaveswith Mary's glasses). When they get to their next class, find thefollowing.
(a) Determine the closest object that Mary can see clearly(relative to her eyes) while wearing Paul's glasses. m
(b) Determine the closest object that Paul can see clearly(relative to his eyes) while wearing Mary's glasses. m

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3.7 Ratings (632 Votes)

a Mary has a near point of 67 cm This means that Mary will not be able to see clearly the objects which are closer than 67 cm being farsighted Normal near point of a person 25 cm This normal near point is achieved See Answer

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