The shear stressstrain diagram for a solid 50-mm-diameter shaft can be approximated as shown in the figure.

Question:

The shear stress€“strain diagram for a solid 50-mm-diameter shaft can be approximated as shown in the figure. Determine the torque required to cause a maximum shear stress in the shaft of 125 MPa. If the shaft is 3 m long, what is the corresponding angle of twist?

т (MPа) 125 50 y (rad) 0.0025 0.010