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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/CH17/EX17.7/ex17_7.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/CH17/EX17.7/ex17_7.sce')
| -rwxr-xr-x | 3020/CH17/EX17.7/ex17_7.sce | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/3020/CH17/EX17.7/ex17_7.sce b/3020/CH17/EX17.7/ex17_7.sce new file mode 100755 index 000000000..326e702e6 --- /dev/null +++ b/3020/CH17/EX17.7/ex17_7.sce @@ -0,0 +1,13 @@ +clc;
+clear all;
+m=9.1e-31; // Mass of electron in Kg
+e=1.6e-19; // Charge of electron
+h=6.63e-34;//planck constant
+Ef=3;//fermi energy in eV
+Ed=0.01;//energy interval in eV
+E1=Ef*e;//At ground state
+E2=E1+(Ed*e);
+x=(2*((E2^(3/2))-(E1^(3/2))))/3;//temporary variable
+n=(4*%pi*x*((2*m)^(3/2)))/(h^3);//no of states between the energy level
+disp('',n,'no of states between the energy level is:')
+// Asbolutely wrong answer in book... Checked in calculator
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