A metal surface has a work function of 1.50 eV. Calculate the maximum kinetic energy, in eV, of electrons ejected from this surface by electromagnetic radiation of wavelength 311 nm
(c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ? s, e = - 1.60 × 10-19 C, 1 eV = 1.60 × 10-19 J)
2.50 eV
Physics & Space Science
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