If a Surface Has a Work Function of 1

question 5

Multiple Choice

If a surface has a work function of 1.5 eV and photons of energy 2.7 eV are shone on the surface, what is a possible kinetic energy of the electrons emitted from the surface?

• A)3.0 eV
• B)2.0 eV
• C)4.0 eV
• D)1.0 eV
• E)No electrons are emitted.

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