Considering only the rotor equivalent circuit shown in Figure 13.2.2 or 13.2.3, find:
(a) The R2 for which the developed torque would be a maximum.
(b) The slip corresponding to the maximum torque.
(c) The maximum torque.
(d) R2 for the maximum starting torque.
![1738_8dc704e4-a2fc-447d-851a-1f07ca917bc0.png](https://secure.tutorsglobe.com/CMSImages/1738_8dc704e4-a2fc-447d-851a-1f07ca917bc0.png)
![1635_42e94b05-cd9e-4b94-a5e4-8242d46c42f0.png](https://secure.tutorsglobe.com/CMSImages/1635_42e94b05-cd9e-4b94-a5e4-8242d46c42f0.png)