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Diffstat (limited to '1544/CH5/EX5.23/Ch05Ex23.sce')
| -rwxr-xr-x | 1544/CH5/EX5.23/Ch05Ex23.sce | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/1544/CH5/EX5.23/Ch05Ex23.sce b/1544/CH5/EX5.23/Ch05Ex23.sce new file mode 100755 index 000000000..ca690d4d8 --- /dev/null +++ b/1544/CH5/EX5.23/Ch05Ex23.sce @@ -0,0 +1,27 @@ +// Scilab code Ex5.23: Pg 179-180 (2008)
+clc; clear;
+N_1 = 600; // Number of turns in a coil in first case
+N_2 = 900; // Number of turns in a coil in secnd case
+N_3 = 900; // Number of turns in a coil in third case
+l = 45e-03; // Effective length of coil, m
+A = 4e-04; // Cross-sectional area of coil, m^2
+mew_o = 4*(%pi)*1e-07; // Pemeability for free space
+mew_r1 = 1; // Relative permeability in first case
+mew_r2 = 1; // Relative permeability in second case
+// Part (a)
+mew_r3 = 75; // Relative permeability in third case
+L_1 = (mew_o*mew_r1*(N_1^2)*A)/l; // Self-inductance of coil in first case, H
+// Part (b)
+// Since self-inductance of a coil is directly proportional to the number of turns in a coil, therefore, we have L_2/L_1 = (N_2^2)/(N_1^2), solving for L_2
+L_2 = (L_1*(N_2^2))/(N_1^2); // Self-inductance of coil in second case, H
+// Part (c)
+// Since mew_r3 = 75*mew_r2, keeping all other quantities same we have
+L_3 = mew_r3*L_2; // Self-inductance of coil in third case, H
+printf("\nSelf-inductance of coil in first case = %4.2f mH",L_1/1e-03);
+printf("\nSelf-inductance of coil in second case = %5.3f mH", L_2/1e-03);
+printf("\nSelf-inductance of coil in third case = %5.3f H", L_3);
+
+// Result
+// Self-inductance of coil in first case = 4.02 mH
+// Self-inductance of coil in second case = 9.048 mH
+// Self-inductance of coil in third case = 0.679 H
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