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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /1694/CH6/EX6.12/Ex6_12.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '1694/CH6/EX6.12/Ex6_12.sce')
| -rw-r--r-- | 1694/CH6/EX6.12/Ex6_12.sce | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/1694/CH6/EX6.12/Ex6_12.sce b/1694/CH6/EX6.12/Ex6_12.sce new file mode 100644 index 000000000..487746d0e --- /dev/null +++ b/1694/CH6/EX6.12/Ex6_12.sce @@ -0,0 +1,18 @@ +clear;
+clc;
+printf("\nEx-6.12\n");
+//page no.-189
+//given
+rho=1.42*10^-8;.....//resistivity of wire in ohm m
+E=0.14;.............//electric field in V/m
+n0=6*10^28;.........//no. of electrons per unit vol
+m=9.11*10^-31;......//mass of e in kg
+e=1.6*10^-19;......//charge in C
+
+tau=(m)/no*e^2*rho.........//mean collission time in s
+
+printf("\nmean collission time is 4.236*10^-14 s\n");
+
+v=((e*E)/m)*tau.........//avg drift velocity in m/s
+
+printf("\navg. drift velocity is 1.04*10^-3 m/s");
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