A surface has a work function 1.70 eV and has light of wavelength 400 nm shone on it. What is the kinetic energy of the photoelectrons emitted?

A)

4.52 eV
B)

3.11 eV
C)

1.41 eV
D)

2.82 eV
E)

1.70 eV


C

Physics & Space Science

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