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+//Part B Chapter 2 Example 1

+clc;

+clear;

+close;

+format('v',6);

+d=50;//mm(dimeter of bar)

+F=120;//kN(Tensile force)

+sigma_t=15;//MN/m^2(Tensile)

+A=%pi*d^2/4;//mm^2

+sigma_x=F/A*1000;//MN/m^2(tensile)

+sigma_t_max=sigma_x/2;//MN/m^2

+disp(sigma_t_max,"Maximum  shear stress in MN/m^2 : ");

+two_theta=asind(sigma_t/(sigma_x/2));///degree

+theta=[two_theta/2 (180-two_theta)/2];//degree

+disp(theta,"Directions of plane in degree are : ");

+sigma_n=sigma_x*cosd(theta)^2;//MN/m^2(Tensile)

+disp(sigma_n,"Shear stress(tensile) in MN/m^2 for above angles are : ");