Find the work function of the metal surface

Reference no: EM13334795

An incident photon of energy 8 eV knocks out the electron from metal surface with KE of 7 eV

(a) Find the work function of the metal surface in eV

(b) If the uncertainty in momentum measurement of emitted electron is 2 % find the uncertainty in position measurement of the electron.

Reference no: EM13334795

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