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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /3020/CH16/EX16.1/ex16_1.sce | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '3020/CH16/EX16.1/ex16_1.sce')
| -rwxr-xr-x | 3020/CH16/EX16.1/ex16_1.sce | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/3020/CH16/EX16.1/ex16_1.sce b/3020/CH16/EX16.1/ex16_1.sce new file mode 100755 index 000000000..229d02dcd --- /dev/null +++ b/3020/CH16/EX16.1/ex16_1.sce @@ -0,0 +1,15 @@ +clc;
+clear all;
+e = 1.6e-19; // Charge of an electron
+m = 9.11e-31; // Mass of an electron in Kg
+r = 1.73e-8 ; // Resistivity of copper in ohm meter
+at = 63.5; // Atomic weight of copper in gm
+d = 8.92e3; // Density of copper in Kg per cubic meter
+N = 6.023e26; // Avagadros number
+n = (N*d)/at; //Carrier Concentration
+rhoc = 1/r // Conductivity of copper
+t = (rhoc*m)/(n*e^2); //Average collision time
+u = rhoc/(n*e);// Mobility of electrons in copper
+disp('m^2/(V.s)',u,'Mobility of electrons in copper is')
+disp('s',t,'Average time collision of electrons in copper')
+//Wrong answer printed in textbook of aberage time collision
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