(Solved): 3.) a. A second order-underdamped system has an overshoot of 37.5%, what is the damping ratio? b. ...

3.) a. A second order-underdamped system has an overshoot of 37.5%, what is the damping ratio? b. For a second order, the first pole is located at -1 + 2j, find the location of second pole. C. Refer to part b, if the system has a DC gain of 1, find the transfer function.