Light of wavelength 199 nm shines on a metal surface. 4.75 eV is required to eject an electron. What is the kinetic energy of (a) the fastest and (b) the slowest ejected electrons? (c) What is the stopping potential for this situation? (d) What is the cutoff wavelength for this metal?

Light of wavelength 199 nm shines on a metal surface. 4.75 eV is required to eject an electron. What is the kinetic energy of (a) the fastest and (b) the slowest ejected electrons? (c) What is the stopping potential for this situation? (d) What is the cutoff wavelength for this metal?

Modern Physics

3rd Edition

ISBN:9781111794378

Author:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Publisher:Raymond A. Serway, Clement J. Moses, Curt A. Moyer

Chapter3: The Quantum Theroy Of Light

Section: Chapter Questions

Problem 24P

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Light of wavelength 199 nm shines on a metal surface. 4.75 eV is required to eject an electron. What is the kinetic energy of (a) the
fastest and (b) the slowest ejected electrons? (c) What is the stopping potential for this situation? (d) What is the cutoff wavelength
for this metal?
(a) Number
i
Units
(b) Number
i
Units
(c) Number
i
Units
(d) Number
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Units
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