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A photographer uses his camera, whose lens has a 40 mm focal length, to focus on an object 3.5 m away. He then wants to take a picture of an object that is 60 cm away. In which direction must the lens move to focus on this second object? How far must the lens move to focus on this second object?

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B. Haranadh Kumar
B. Haranadh KumarLv10
12 Oct 2020

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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

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