An object essentially at infinity is moved to a distance of 90 cm in front of a

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An object essentially at infinity is moved to a distance of 90 cm in front of a thin positive lens. In the process its image distance triples. Determine the focal length of the lens.

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Optics

ISBN: 978-0133977226

5th edition

Authors: Eugene Hecht

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Question Posted: Jan 08, 2019 07:15 AM

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An object essentially at infinity is moved to a distance of 90 cm in front of a

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Optics

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