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    Physics for Scientists and Engineers Study Set 4
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    Exam 37: Early Quantum Theory and Models of the Atom
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    A Surface Has a Work Function 1
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A Surface Has a Work Function 1

Question 90

Question 90

Multiple Choice

A surface has a work function 1.70 eV and has light of wavelength 400 nm shone on it. What is the kinetic energy of the photoelectrons emitted?


A) 4.52 eV
B) 3.11 eV
C) 1.41 eV
D) 2.82 eV
E) 1.70 eV

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