A farsighted person can read printing as close as 25.0 cm
Chapter , Problem 89(choose chapter or problem)
A farsighted person can read printing as close as 25.0 cm when she wears contacts that have a focal length of 45.4 cm. One day, she forgets her contacts and uses a magnifying glass, as in Figure 26.39b. Its maximum angular magnifi cation is 7.50 for a young person with a normal near point of 25.0 cm. What is the maximum angular magnifi cation that the magnifying glass can provide for her?
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