Stability Theory » Exercise - 115. An open-loop transfer function has 4 poles and 1 zero. The number of branches of root locus is : (a) 4 (b) 1 (c) 5 (d) 3
Stability Theory » Exercise - 17. The transfer function of a control system is given as where k is the gain of the system in radians/amp. For this system to be critically damped, the value of k should be : (a) 1 (b) 2 (c) 3 (d) 4
Stability Theory » Exercise - 1 1. The loop transfer function of a feedback control system is given by Number of asymptotes of its root loci is : (a) 1 (b) 2 (c) 3 (d) 4
Stability Theory » Exercise - 111. The root locus always starts at the : (a) open-loop poles (b) open-loop zeros (c) closed-loop poles (d) closed-loop zeros
Stability Theory » Exercise - 145. Because of the addition of a zero to G(s)H(s), the stability of the system is : (a) improved (b) reduced (c) not affected (d) none of these