printf("closed loop transfer function =1/(s^2+R/L*s+1/LC)");
printf("characterstic equation of the given system is s^2+R/L*s+1/LC=0");
printf("compare it with the standard second order characterstic equation s^2+2*d*w*s+w^2=0");
R=1000; //given
L=10^-2;//given
C=10^-8;//given
d=R/2*sqrt(C/L);
w=1/sqrt(L*C);
disp(d,"damping ratio=");
disp(w,"undamped natural frequency(in rad/sec)=");