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Question
The photoelectric threshold for a certain metal surface is 3600 Å. If the metal surface is irradiated by a wavelength of 1100 Å, then kinetic energy of the emitted photoelectrons is ______.
Options
1.1 eV
2 eV
2.3 eV
7.83 eV
MCQ
Fill in the Blanks
Solution
The photoelectric threshold for a certain metal surface is 3600 Å. If the metal surface is irradiated by a wavelength of 1100 Å, then kinetic energy of the emitted photoelectrons is 7.83 eV.
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The Photoelectric Effect
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