Light consisting of 2.7 eV photons is incident on a piece
Chapter 28, Problem 32(choose chapter or problem)
Light consisting of 2.7 eV photons is incident on a piece ofpotassium, which has a work fun ction of2.3 eV. What is themaximum ki netic energy of the ejected electrons?A. 2.3 eV B. 2.7 eVC. 5.0 eV D. 0.4 eV
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