The work function of a certain material is 3.2 eV. Determine the threshold frequency for the material. (1 electron Volt(eV) = 1.6 x 10-19 J and planks Constant h = 6.62 x 10-34Js)

      

The work function of a certain material is 3.2 eV. Determine the threshold frequency for the material. (1 electron Volt(eV) = 1.6 x 10-19 J and planks Constant h = 6.62 x 10-34Js)

  

Answers


John
Work function, Wc = hfo = fo = Wch

= 3.2×1.6×10196.62×1034

= 7.734 x 1014Hz
johnmulu answered the question on February 21, 2017 at 12:15


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