ch38-p074 - 74(a Since Eph = h = 1240 eVnm/680 nm = 1.82 eV...

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74. (a) Since E ph = h / λ = 1240 eV·nm/680 nm = 1.82 eV < Φ = 2.28 eV, there is no photoelectric emission. (b) The cutoff wavelength is the longest wavelength of photons which will cause
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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