6. A tensile force is applied on a BCC cylindrical bar with across section of 25mm2 The initial axis is 421. The crss is 0. 4MPa. The slip plane is 110y Determine: ① initial SS ③ duplex s.S 4 the shear strain y and the indices of the axis at the moment when duplex starts 5 stable position6. A tensile force is applied on a BCC cylindrical bar with across section of 25mm2 . The initial axis is . The CRSS is 0.4MPa . The slip plane is . [421] {110} Determine: ① initial S.S. ② P ③ duplex S.S. ④ the shear strain and the indices of the axis at the moment when duplex starts ⑤ stable position 