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clc//
//
//
//Variable declaration
RH=6.85*10^-5; //hall coefficient(m^3/coulomb)
e=1.6*10^-19;
sigma=250; //conductivity(m-1 ohm-1)
//Calculation
n=1/(RH*e); //density of charge carriers(m^3)
mew=sigma/(n*e); //mobility of charge carriers(m^2/Vs)
//Result
printf("\n density of charge carriers is %0.3f *10^22 m^3",n/10^22)
printf("\n mobility of charge carriers is %0.3f *10^-3 m^2 V-1 s-1",mew*10^3)
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