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author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
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committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3669/CH5/EX5.12 | |
parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3669/CH5/EX5.12')
-rw-r--r-- | 3669/CH5/EX5.12/12.sce | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/3669/CH5/EX5.12/12.sce b/3669/CH5/EX5.12/12.sce new file mode 100644 index 000000000..6a9ebbe9d --- /dev/null +++ b/3669/CH5/EX5.12/12.sce @@ -0,0 +1,17 @@ +
+//Variable declaration
+A=10*10**-6; //area(m**2)
+ne=1; //number of electrons
+I=100; //current(amperes)
+w=63.5; //atomic weight
+e=1.6*10**-19; //charge(c)
+D=8.92*10**3; //density(kg/m**3)
+Na=6.02*10**26; //avagadro number(per k mol)
+
+//Calculation
+n=ne*Na*D/w;
+J=I/A;
+vd=J/(n*e); //drift velocity of free electrons(m/s)
+
+//Result
+printf('drift velocity of free electrons is %0.3f *10**-3 m/s \n',(vd*10**3))
\ No newline at end of file |