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What does \[\phi_0\] represent in Einstein’s photoelectric equation?

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Question

What does \[\phi_0\] represent in Einstein’s photoelectric equation?

Options

  • Frequency of incident radiation

  • Work function of the metal

  • Stopping potential

  • Maximum kinetic energy of emitted photoelectrons

MCQ
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Solution

The symbol \[\phi_0\] represents the work function of the metal. It is the minimum energy required to remove an electron from the metal surface.

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