Platinum has a work function of 6.35 eV, and iron has a work function of 4.50 eV.

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Platinum has a work function of 6.35 eV, and iron has a work function of 4.50 eV. Light of frequency 1.88 × 1015 Hz ejects electrons from both of these surfaces.

(a) From which surface will the ejected electrons have a greater maximum kinetic energy? Explain.

(b) Calculate the maximum kinetic energy of ejected electrons for each surface?

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Physics

ISBN: 978-0321976444

5th edition

Authors: James S. Walker

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Question Posted: Aug 31, 2017 01:59 PM

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Platinum has a work function of 6.35 eV, and iron has a work function of 4.50 eV.

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When photons of the given frequency are incident on platinum and iron some of the energy of the ...View the full answer

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