initial commit / add all books

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diff --git a/3673/CH6/EX6.a.2/Example_a_6_2.sce b/3673/CH6/EX6.a.2/Example_a_6_2.sce
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+//Example_a_6_2 page no:234

+clc;

+I=5;

+Z1mag=10;

+Z1ang=-60;

+Z2mag=16;

+Z2ang=70;

+Z1real=Z1mag*cosd(Z1ang);

+Z1img=Z1mag*sind(Z1ang);

+Z1=Z1real+(Z1img*%i);

+Z2real=Z2mag*cosd(Z2ang);

+Z2img=Z2mag*sind(Z2ang);

+Z2=Z2real+(Z2img*%i);

+Z=Z1+Z2;

+Zmag=sqrt(real(Z)^2+imag(Z)^2);

+pf=real(Z)/Zmag;

+active_power=I^2*real(Z);

+apparent_power=I^2*Zmag;

+reactive_power=I^2*imag(Z);

+disp(pf,"the power factor is ");

+disp(active_power,"the active power is (in W)");

+disp(apparent_power,"the apparent power is (in VA)");

+disp(reactive_power,"the reactive power is (in VAR)");

+disp("the calculated values varies slightly with textbook hence values are rounded off in text book");