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clear;
clc;
printf("\nEx-6.10\n");
//page no.-188
//given
no=8.48*10^28;......//free electrons/m^3
m=9.1*10^-31;....//mass of electron
h=6.62*10^-34;....//planck's constant in Js
E=(3*no/%pi)^(2/3)*(h^2)/(8*m*e)......//fermi energy in eV
printf("\nfermi energy in copper is 7.04 eV");
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