Example 3 We return to the satellite attitude control problem with G(S) (6.10) Requiring a closed-loop pole, the geometry of the problem is illustrated in Figure 3. Note that the line drawn from the origin to the point s, subtends an angle of 135 to the Ir positive real B A 0 2022-2-11 142022-2-11 14 Requiring a closed-loop pole , the geometry of the problem is illustrated in Figure 3. Note that the line drawn from the origin to the point s1 subtends an angle of 135 to the positive real 2 1 ( ) s G s  z0 s1 p0 p Im 2 c 2 c z  2 135 B A C E D -2 O +j2 l1 lp lz (6.10) Example 3 We return to the satellite attitude control problem with