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Grade upto college level Wave Optics

A child has near point at 10 cm. What is the maximum angular magnification the child can have with a convex lens of focal length 10 cm?

Profile image of Shane Macguire
12 Years agoGrade upto college level
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1 Answer

Profile image of Deepak Patra
12 Years ago
Sol. The child has D = 10 cm and f = 10 cm The maximum angular magnification is obtained when the image is formed at near point. m = 1 + D/f = 1 + 10/10 = 1 + 1 = 2

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