(a) Show that if f is the focal length of a thin lens in air, its focal...

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(a) Show that if f is the focal length of a thin lens in air, its focal length in water is

Where nw is the index of refraction of water and n is that of the lens.
(b) Calculate the focal length in air and in water of a double -concave lens of index of refraction n = 1.5 that has radii of magnitude 30 and 35cm.

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Fundamentals of Ethics for Scientists and Engineers

ISBN: 978-0195134889

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Authors: Edmund G. Seebauer, Robert L. Barry

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Question Posted: Nov 29, 2011 11:37 AM

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(a) Show that if f is the focal length of a thin lens in air, its focal...

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