In a Photoelectric Effect Experiment at a Frequency Above Cut

question 3

Multiple Choice

In a photoelectric effect experiment at a frequency above cut off, the stopping potential is proportional to:

• A)the energy of the least energetic electron before it is ejected
• B)the energy of the least energetic electron after it is ejected
• C)the energy of the most energetic electron before it is ejected
• D)the energy of the most energetic electron after it is ejected
• E)the electron potential energy at the surface of the sample

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