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// Scilab code Exa4.5 : : Page 178 (2011)
clc; clear;
I = 15.7; // Ionisation potential of argon, eV
b = 0.025; // Radius of the cathode, metre
a = 0.006e-02; // Radius of the wire, metre
L = 7.8e-06; // Mean free path, metre
V = round(I*a*log(b/a)/L); // Avalanche voltage in G.M. tube, volt
printf("\nThe avalanche voltage in G.M. tube = %d volt", V);
// Result
// The avalanche voltage in G.M. tube = 729 volt
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