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clear
//
//
//
//Variable declaration
epsilonr=1.0000684; //dielectric constant
N=2.7*10^25; //number of atoms
X=1/(9*10^9);
E=10^6; //electric field(V/m)
Z=2; //atomic number
e=1.6*10^-19; //electron charge(coulomb)
//Calculations
R=((epsilonr-1)/(4*%pi*N))^(1/3); //radius of electron cloud(m)
x=X*E*R^3/(Z*e); //displacement(m)
//Result
printf("\n radius of electron cloud is %0.2f *10^-11 m",R*10^11)
printf("\n displacement is %0.5f *10^-17 m",x*10^17)
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