A farsighted man has a near point of 40 cm. What power lens should he use as
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A farsighted man has a near point of 40 cm. What power lens should he use as a magnifier to see clearly at a distance of 10 cm without wearing his glasses?
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The focal length of the lens required is equal to the distance between the ...View the full answer
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Related Book For
College Physics A Strategic Approach
ISBN: 9780321595492
2nd Edition
Authors: Randall D. Knight, Brian Jones, Stuart Field
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