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10:36 Thu 8 Aug Cancel Markup の The photoelectric effect is the emission of electrons from a metal when light falls on it. a) What key experimental observations demonstrate that light is quantised (as discussed in one of Einstein's great 1905 papers)? b) The threshold wavelength for sodium is reported to be 450 nm. Calculate the work function of sodium. Give your answer in eV and in J. 5 2 ויייייייייייי 50 + 17% 4 Done

10:36 Thu 8 Aug Cancel Markup の The photoelectric effect is the emission of electrons from a metal when light falls on it. a) What key experimental observations demonstrate that light is quantised (as discussed in one of Einstein's great 1905 papers)? b) The threshold wavelength for sodium is reported to be 450 nm. Calculate the work function of sodium. Give your answer in eV and in J. 5 2 ויייייייייייי 50 + 17% 4 Done

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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10:36 Thu 8 Aug Cancel Markup の The photoelectric effect is the emission of electrons from a metal when light falls on it. a) What key experimental observations demonstrate that light is quantised (as discussed in one of Einstein's great 1905 papers)? b) The threshold wavelength for sodium is reported to be 450 nm. Calculate the work function of sodium. Give your answer in eV and in J. 5 2 ויייייייייייי 50 + 17% 4 Done
Transcribed Image Text:10:36 Thu 8 Aug Cancel Markup の The photoelectric effect is the emission of electrons from a metal when light falls on it. a) What key experimental observations demonstrate that light is quantised (as discussed in one of Einstein's great 1905 papers)? b) The threshold wavelength for sodium is reported to be 450 nm. Calculate the work function of sodium. Give your answer in eV and in J. 5 2 ויייייייייייי 50 + 17% 4 Done
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