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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 /2792/CH6/EX6.1/Ex6_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 '2792/CH6/EX6.1/Ex6_1.sce')
| -rwxr-xr-x | 2792/CH6/EX6.1/Ex6_1.sce | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/2792/CH6/EX6.1/Ex6_1.sce b/2792/CH6/EX6.1/Ex6_1.sce new file mode 100755 index 000000000..c253f9b36 --- /dev/null +++ b/2792/CH6/EX6.1/Ex6_1.sce @@ -0,0 +1,12 @@ +clc
+e = 1.6*10^-19
+disp("e= "+string(e)+"C")//initializing value of charge of electron
+n = 10^22
+disp("n = "+string(n)+"cm^-3") //initializing value of electron density in current flow
+rho = 2.7*10^(-6)
+disp("rho = "+string(rho)+" ohm-cm") //initializing value of resistiviy of aluminium at room temperature
+disp("using following terms J = Current density ; s(sigma) = 1/rho = conductivity ; F = Electric field ")
+disp("Using relations J = s*F = n*e*v = n*e*u*F ; we get")
+mu_ = 1/(n*e*rho)
+disp("The mobility of electrons in aluminium is ,mu_ = 1/(n*e*r) = "+string(mu_)+" cm^2(Vs)^-1")//calculation
+//The answer given in the book is 240.4 cm^2/Vs which is wrong
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