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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 /3802/CH4/EX4.28/Ex4_28.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3802/CH4/EX4.28/Ex4_28.sce')
| -rw-r--r-- | 3802/CH4/EX4.28/Ex4_28.sce | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/3802/CH4/EX4.28/Ex4_28.sce b/3802/CH4/EX4.28/Ex4_28.sce new file mode 100644 index 000000000..49d756ffd --- /dev/null +++ b/3802/CH4/EX4.28/Ex4_28.sce @@ -0,0 +1,23 @@ +//Book Name:Fundamentals of Electrical Engineering
+//Author:Rajendra Prasad
+//Publisher: PHI Learning Private Limited
+//Edition:Third ,2014
+
+//Ex4_28.sce.
+
+clc;
+clear;
+t1=1.5; //Insulation thickness of conductor in cm
+d_c=1.5; //Diameter of conductor in cm
+a1=d_c/2;
+b1=a1+t1;
+R1=500; //Insulation resistance in megaohm for a given thickness
+R2=700; //Insulation resistance in megaohm for a unknown thickness
+
+//R=(p/(2*%pi*l))*log(b/a) R1=(p/(2*%pi*l))*log(b1/a1) R2=(p/(2*%pi*l))*log(b2/a2)
+
+a2=d_c/2;
+b2=a2; //b2 is the sum of a2 and unknown thickness
+
+t2=a2*(b1/a1)^(R2/R1)-b2; //thickness of 700 megaohm resistance insulation in cm
+printf("\n Insulation thickness of the cable if insulation resistance is 700 megaohm=%1.3f cm",t2)
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