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// Additional solved examples , Example 19 , pg 339
Vf=7*10^5    //Fermi velocity (in m/s)
m=9.11*10^-31    // mass of electron(in Kg)
Ef=(m*Vf^2)/2    //Fermi energy   (in J)
printf("Fermi energy for the electrons  in the metal=")
printf("Ef=%.1f  eV",(Ef/(1.6*10^-19)))       //converting J into  eV




//Answer is given wrong