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Diffstat (limited to '3871/CH12/EX12.16/Ex12_16.sce')
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1 files changed, 30 insertions, 0 deletions
diff --git a/3871/CH12/EX12.16/Ex12_16.sce b/3871/CH12/EX12.16/Ex12_16.sce new file mode 100644 index 000000000..585f51ad7 --- /dev/null +++ b/3871/CH12/EX12.16/Ex12_16.sce @@ -0,0 +1,30 @@ +//=====================================================================================
+//Chapter 12 example 16
+
+clc;clear all;
+
+//variable decalaration
+R4 = 1000; //resistance in Ω
+C3 = 50*10^-12; //capacitance in F
+A = 314*10^-4; //area in m**2
+D = 0.3*10^-2; //thickness in m
+er = 2.3; //dielectric constant
+e0 = 8.854*10^-12; //dielectric constant
+d = 9; //loss angle in °
+f = 50;
+theta = 9;
+
+//calculations
+C1 = (er*e0*A)/D; //capacitance in F
+tand = tan(9*%pi/180);
+cosd = cos(9*%pi/180);
+w = 2*%pi*f;
+R1 = 1/(w*C1*tand); //resistance in Ω
+C4 = 1/((w^2)*C1*R1*R4); //variable capacitor in F
+R2 = (C3*R4*(cosd^2))/(C1); //variable resistance in Ω
+
+//result
+mprintf("Variable capacitor = %3.2f uF",(C4*10^6));
+mprintf("\nvariable resistance = %3.3f Ω",cosd);
+mprintf("\nNote:Answer in textbooks is taken tha approximate values")
+
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