Kinetic Energy The following is a rough representation of kinetic energy of ejected electrons versus frequency of incident light data for Ca, Mg, and Na. Three work function values are given to you: 2.36 eV, 2.87 eV, and 3.66 eV. Which of the following statement is true? Na Ca Mg 2 Frequency (s) a) Mg has a work function of 2.36 eV. b) Ca has a work function of 2.87 eV. c) Na has a work function of 2.87 eV. d) Ca has a work function of 3.66 eV. e) Na has a work function of 3.66 eV

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