Specifi cations for the 50 mm 50 mm square bar shown in Figure P1.39 require that the normal and shear stresses on plane AB not exceed 120 MPa and 90 MPa, respectively. Determine the maximum load P...

Specifi cations for the 50 mm

50 mm square bar shown in Figure P1.39 require that the normal and shear stresses on plane AB not exceed 120 MPa and 90 MPa, respectively. Determine the maximum load P that can be applied without exceeding the specifi cations.