The work function of potassium

Reference no: EM13540318

When light of wavelength 350 nm falls on a potassium surface, electrons having a maximum kinetic energy of 1.31 eV are emitted. Find values for the following.
(a) the work function of potassium
eV

(b) the cutoff wavelength
nm

(c) the frequency corresponding to the cutoff wavelength
Hz

Reference no: EM13540318

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