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// Scilab Code Ex4.1: Page-112 (2006)
clc; clear;
m = 9.1e-031; // Mass of an electron, kg
e = 1.6e-019; // Charge on an electron, C
n = 8.5e+028; // Concentration of electron in Cu, per metre cube
rho = 1.7e-08; // Resistivity of Cu, ohm-m
t = m/(n*e^2*rho); // Collision time for an electron in monovalent Cu, s
printf("\nThe collision time for an electron in monovalent Cu = %3.1e s", t);
// Result
// The collision time for an electron in monovalent Cu = 2.5e-014 s
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