The two solid steel shafts shown in the following figure are coupled together using the meshed gears. Determine the angle of twist of end A of shaft AB when the torque T = 45Nm is applied. shaft DC is fixed at D. Each shaft has a diameter of 20 mm. G = 80 GPa.

Example 5.7: The two solid steel shafts shown in the following figure are coupled together using the meshed gears. Determine the angle of twist of end A of shaft AB when the torque T = 45Nm is applied. shaft DC is fixed at D. Each shaft has a diameter of 20 mm. G = 80 GPa.