The binding energy of Sodium is 2.28 ev. Calculate the number ofphotoelectrons ejected from a 1.00 mm2 area of Sodium metal by 500-nmelectromagnetic radiation having an intensity of 1.30 kW/m?. What power iscarried away by the electrons?

(a) The power of the radiation emitted is P=IA=1.30×103 W/m21×10-6 m2=1.30×10-3 W The power can also…

Answered: The binding energy of Sodium is 2.28…

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

Chapter14: Nuclear Physics Applications

Section: Chapter Questions

Problem 15P

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The binding energy of Sodium is 2.28 ev. Calculate the number of photoelectrons ejected from a 1.00 mm2 area of Sodium metal by 500-nm electromagnetic radiation having an intensity of 1.30 kW/m?. What power is carried away by the electrons?