A surface is placed perpendicular to a beam of light of constant irradiance (I). Suppose that the

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A surface is placed perpendicular to a beam of light of constant irradiance (I). Suppose that the fraction of the irradiance absorbed by the surface is α. Show that the pressure on the surface is given by

P = (2 - α)I/c

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Optics

ISBN: 978-0133977226

5th edition

Authors: Eugene Hecht

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