initial commit / add all books

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+clc

+//ex15.3

+M_r=5000;      //relative permeability

+R=10*10^-2;

+r=2*10^-2;

+N=100;      //number of turns

+//complex number 'i' is used as a symbol here

+I=2*%i;      //here 'i' represents sin(200*%pi*t), not as a complex number

+M_o=4*%pi*10^-7;      //permeability of free space

+M=M_r*M_o;      //permeability of the core material

+phi=M*N*I*r^2/(2*R);      //flux

+FL=N*phi;      //flux linkages

+printf(" All the values in the textbook are approximated hence the values in this code differ from those of Textbook")

+disp('In the below two values,i represents sin(200*%pi*t)')      //t-time

+disp(phi,'flux in webers')

+disp(FL,'flux linkages in weber turns')

+//differentiating 'λ' with respect to t

+disp('In the below answer, i represents cos(200*%pi*t)')

+disp(FL*200*%pi,'Voltage induced in the coil in volts')