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//Variable declaration
N=1.6*10**20; //number of molecules(/m**3)
T=300; //temperature(K)
E=5*10**5; //electric field(V/m)
x=0.25*10**-9; //separation(m)
Kb=1.381*10**-23; //boltzmann constant
e=1.6*10**-19;
//Calculation
Pd=N*e**2*x**2*E/(3*Kb*T); //orientational polarization
//Result
printf('orientational polarization is %0.3f *10**-11 C m \n',(Pd*10**11))
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