Automatic Control Systems A system is highly oscillatory if Gain margin is close to 1 or phase margin is zero Gain margin is high and phase margin is 180° Gain margin is high Gain margin is close to 1 Gain margin is close to 1 or phase margin is zero Gain margin is high and phase margin is 180° Gain margin is high Gain margin is close to 1 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Nichols chart consists of Constant phase angle loci Magnitude and phase angle loci in log-magnitude versus phase diagram Constant magnitude loci None of these Constant phase angle loci Magnitude and phase angle loci in log-magnitude versus phase diagram Constant magnitude loci None of these ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems For a stable system having two or more gain crossover frequencies the phase margin is measured at the highest crossover frequency. True False True False ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems DC tachogenerator can be used in Both A and B Position control system Speed control system Neither A nor B Both A and B Position control system Speed control system Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In force current analogue, mechanical mobility is analogous to Conductance G Admittance Y Impedance Z Reactance X Conductance G Admittance Y Impedance Z Reactance X ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The relative stability of a system is given by Either (a) or (b) Gain margin alone Phase margin alone Both phase and gain margins Either (a) or (b) Gain margin alone Phase margin alone Both phase and gain margins ANSWER DOWNLOAD EXAMIANS APP