A candle flame is 18.0 cm in front of a thin positive lens. Its image appears three

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A candle flame is 18.0 cm in front of a thin positive lens. Its image appears three times farther away from the lens than if the same candle were on a very distant mountain. Determine the lens’s focal length.

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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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A candle flame is 18.0 cm in front of a thin positive lens. Its image appears three

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Optics

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