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  1. T

    Photoelectric effect question?

    :)yer thanks for that but isnt that calculated in eV but that is in joules thats what im having trouble getting me head around
  2. T

    Photoelectric effect question?

    hey im having trouble understanding this question A metal has a work function of 9 ´10-19 J. It is irradiated with UV radiation with a wavelength of 180 nm. a) Will photoelectrons be emitted from the surface? Explain your answer. (Six lines). b) If the same metal is irradiated with...
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