From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 1319/CH1/EX1.15/1_15.sce | 55 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 1319/CH1/EX1.15/1_15.sce (limited to '1319/CH1/EX1.15') diff --git a/1319/CH1/EX1.15/1_15.sce b/1319/CH1/EX1.15/1_15.sce new file mode 100644 index 000000000..e98294e4d --- /dev/null +++ b/1319/CH1/EX1.15/1_15.sce @@ -0,0 +1,55 @@ +//Determine the current in parallel branches and supply current + +clc; +clear; + +Xl=%i*100; // Inductance +R=10; // Resistance +V=10; +Xco=-%i*100; + +Q=abs(Xl)/R; + +Z0=Q*abs(Xco); +I0=V/Z0; + +Ic=V/Xco; +Il=V/Xl; + +Pi=V*I0; // Power Input + +Pc=(I0^2)*10; // Copper Loss + +// Frequency reduced to fo/2 + +Xl1=Xl/2; // New Inductive reactance at half the initial frequency +Xco1=Xco*2; // New Capacitative reactance at half the initial frequency + +Z1=R+Xl1; // Net impedance of the branch containing Resistance and inductor + +Znet= Z1*Xco1/(Xco1+Z1); // Net Impedance of the circuit + +I1=V/Znet; // Net Current for reduced frequency + +ti1=atand(imag(I1)/real(I1)); // Phase Angle + +// Frequncy increased to 2fo + +Xl2=2*Xl;// New Inductive reactance at double the initial frequency +Xco2=Xco/2;// New Capacitative reactance at double the initial frequency +Z2=R+Xl2;// Net impedance of the branch containing resistance and inductor + +Zt=Z2*Xco2/(Z2+Xco2);// Net Impedance of the circuit + +I2=V/Zt; // Net Current + +ti2=atand(imag(I2)/real(I2)); + +printf('a) The Current flowing in the inductor =') +disp('mA',Il*1000) +printf(' The current flowing in the capacitor =') +disp('mA',Ic*1000) +printf(' The supply current = %g mA\n \n',I0*1000) +printf('b) The current for half the intial frequency = %g/_%g mA\n',abs(I1)*1000,ti1) +printf(' The current for double the intial frequency = %g/_%g mA\n',abs(I2)*1000,ti2) + -- cgit