//Exa 10.11 clc; clear; close; //Given data : L=200;//m h=10;//m D=2;//cm wc=2.3;//kg/m Pw=57.5;//kg/m^2(wind pressure) SF=4;//safety factor stress=4220;//kg/cm^2 w_w=Pw*D*10^-2;//kg wr=sqrt(wc^2+w_w^2);//kg f=stress/SF;//kg/cm^2 T=f*%pi/4*D^2;//kg x=L/2-T*h/(wr*L);//m S1=wr*x^2/2/T;//max sag in air disp(S1,"Slant sag(m)"); Sdash=wc*x^2/2/T;//vertical sag disp(Sdash,"Vertical Sag(meter)");