Question:
When light of wavelength 500 nm is incident on a metal
Last updated: 6/12/2023
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When light of wavelength 500 nm is incident on a metal surface of work function 1 83 eV photoelectrons are emitted A fastest photoelectron combines with a He2 atom to form Het atom The Het atom thus formed is in its first excited state Find the energy in eV of the photon emitted during the combination