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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/EX4.26/Ex4_26.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3802/CH4/EX4.26/Ex4_26.sce')
| -rw-r--r-- | 3802/CH4/EX4.26/Ex4_26.sce | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/3802/CH4/EX4.26/Ex4_26.sce b/3802/CH4/EX4.26/Ex4_26.sce new file mode 100644 index 000000000..907fa7925 --- /dev/null +++ b/3802/CH4/EX4.26/Ex4_26.sce @@ -0,0 +1,33 @@ +//Book Name:Fundamentals of Electrical Engineering
+//Author:Rajendra Prasad
+//Publisher: PHI Learning Private Limited
+//Edition:Third ,2014
+
+//Ex4_26.sce.
+
+clc;
+clear;
+d_i=5e-3; //Diameter of inner cylinder in metre
+d_o=15e-3; //Diameter of outer cylinder in metre
+epsilon_r=4;
+V=500;
+epsilon_not=8.854e-12;
+epsilon=epsilon_r*epsilon_not;
+a=d_i/2;
+b=d_o/2;
+C=(2*%pi*epsilon)/(log(b/a));
+printf("\n Capacitance of the cable=%3.2f pF/m \n",C*1e12)
+
+printf("\n(a)")
+p_l=C*V; //Electric displacement through a cylindrical area of unit length in C/m
+D=p_l/(2*%pi*a);
+E=D/epsilon;
+printf("\n The electric flux density at the surface of inner conductor=%1.3f micro_C/m^2",D*1e6)
+printf("\n The electric field intensity at the surface of inner conductor=%3.0f kV/m \n",E*1e-3)
+
+printf("\n(b)")
+D=p_l/(2*%pi*b);
+E=D/epsilon;
+printf("\n The electric flux density at the inner surface of outer conductor=%1.3f micro_C/m^2",D*1e6)
+printf("\n The electric field intensity at the inner surface of outer conductor=%2.3f kV/m \n",E*1e-3)
+//Answer vary dueto round off error
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