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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 /3754/CH10/EX10.12/10_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 '3754/CH10/EX10.12/10_12.sce')
| -rw-r--r-- | 3754/CH10/EX10.12/10_12.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/3754/CH10/EX10.12/10_12.sce b/3754/CH10/EX10.12/10_12.sce new file mode 100644 index 000000000..52ef0e5f1 --- /dev/null +++ b/3754/CH10/EX10.12/10_12.sce @@ -0,0 +1,20 @@ +clear//
+
+//Variables
+
+d = 0.001 //diameter (in meter)
+ND = 10**20 //Number of phosphorus ions (in per cubic-meter)
+R = 1000 //Resistance (in ohm)
+un = 0.1 //mobility (in meter-square per volt-second)
+q = 1.6 * 10**-19 //charge on electron (in Coulomb)
+
+//Calculation
+
+n = ND //Number of free electron (in per cubic-meter)
+sig = q*n*un //conductivity (in Siemen per meter)
+A = %pi * d**2 / 4 //Area of cross section (in meter-square)
+l = R * sig * A //length (in meter)
+
+//Result
+
+printf("\n Length of the silicon would be %0.3f mm.",l*1000)
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