Stability Theory » Exercise - 263. In q(s)-plane the Nyquist plot is symmetrical about the : (a) imaginary axis (b) real axis (c) origin (d) none of these
Stability Theory » Exercise - 19. The effect of adding poles and zeros can be determined quickly by : (a) nicholas chart (b) nyquist plot (c) bode plot (d) root locus
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 - 262. The Nyquist plot intersects the real axis at –a = -0.02, the gain margin is : (a) -0.02 (b) +0.02 (c) 50 (d) cannot be estimated