2. Draw the root locus for the unity feedback system shown in Fig. 2 by answering all the questions below. R(S) K 100 (s + 6s+5) (s + 20s + 200) Fig. 2. A unity feedback system. (a) Identify all the starting and ending points of the locus. (b) Find all the departure angles (if applicable). (c) Find all the break-in and break-out points (if applicable). (d) Manually sketch the root locus. C(s) (3 marks) (2 marks) (3 marks) (3 marks)