Draw the free body diagrams of the two spur gears shown in Figure. Use the resulting equations

Question:

Draw the free body diagrams of the two spur gears shown in Figure. Use the resulting equations of motion to show that T2 = NT1 if the gear inertias are negligible or if there is zero acceleration. Here T2 is taken to be the torque felt on shaft 2 due to the applied torque T1.