For a flat bar consisting of two portions, both 10-mm thick, and respectively 25-mm and...

For a flat bar consisting of two portions, both 10-mm thick, and respectively 25-mm and 37.5-mm wide, connected by fillets of radius r = 5 mm (see Fig. D.1), determine the largest axial load P that can be supported by the bar. Given: σ_yp = 210 MPa and a factor of safety of n = 1.4.