From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Tue, 10 Oct 2017 12:27:19 +0530
Subject: initial commit / add all books

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 3710/CH2/EX2.1/Ex2_1.sce | 25 +++++++++++++++++++++++++
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 create mode 100644 3710/CH2/EX2.1/Ex2_1.sce

(limited to '3710/CH2/EX2.1')

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+//Example 2.1, Page Number 51
+//Conductivity Calculation
+clc;
+
+dc=8.93*(10**3) //Density of Copper in Kg/meter cube
+N=63.54 //Atomic Mass Number of Copper in amu
+t=2.6*(10**-14)//Mean free time between collision (in seconds)
+m=9.1*(10**-31) //Mass of electron in kilogram
+em=0.135 //Electron Mobility in meter square per volt second
+hm=0.048 //Hole Mobility in meter square per volt second
+n=1.6*(10**16) //Concentration per meter cube
+an=6*(10**26)  //Avogadro's number per mole
+e=1.6*(10**-19)  //Charge of an electron in Coulombs
+
+n1=(an*dc)/N //Free electron concentration/No. of atoms per unit volume
+
+rhoc=(n1*e*em)/3 //Conductivity of Copper in per ohm m
+
+//From equation 2.24
+rhos=n*e*(em+hm) //Conductivity of Copperintrinsic silicon in per ohm m
+
+
+mprintf("Free Electron Concentration is: %.2e per meter cube\n",n1);
+mprintf(" Conductivity of copper is:%.2e per ohm meter\n",rhoc)//The answer provided for rhoc in the textbook is wrong
+mprintf(" Conductivity of intrinsic silicon is:%.2e  per ohm meter\n",rhos)
-- 
cgit