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The Work Function for a Certain Sample Is 2

Question 49

Multiple Choice

The work function for a certain sample is 2.3 eV. The stopping potential for electrons ejected from the sample by 7.0 *1014-Hz electromagnetic radiation is:


A) 0
B) 0.60 V
C) 2.3 V
D) 2.9 V
E) 5.2 V

Correct Answer:

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