Determine the speed of the ejected electrons

Reference no: EM13507258

The work function of an element is 2.2 eV. Photons of a certain energy are found to eject electrons with a kinetic energy of 3 eV.

A) What is the speed of the ejected electrons?

B) What is the photon frequency?

C) If the photon energy is increased by a factor of two, what is the kinetic energy of the ejected electrons?

Reference no: EM13507258

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