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 Which of the following is open loop system? System for controlling antirocket missiles Aqualing Respiratory system of animal Wind screen wiper System for controlling antirocket missiles Aqualing Respiratory system of animal Wind screen wiper ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which of the following features is not associated with Nichols chart? (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) It is symmetric about -180° The frequency at intersection of G(j?) locus and M = +3 dB locus gives bandwidth of closed loop system M loci are centred about (0 dB, -180°) point (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) It is symmetric about -180° The frequency at intersection of G(j?) locus and M = +3 dB locus gives bandwidth of closed loop system M loci are centred about (0 dB, -180°) point ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems A system is highly oscillatory if Gain margin is high and phase margin is 180° Gain margin is close to 1 or phase margin is zero Gain margin is close to 1 Gain margin is high Gain margin is high and phase margin is 180° Gain margin is close to 1 or phase margin is zero Gain margin is close to 1 Gain margin is high ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Lag compensation permits a high gain at low frequencies. False True False True ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems DC tachogenerator can be used in Neither A nor B Both A and B Speed control system Position control system Neither A nor B Both A and B Speed control system Position control system ANSWER DOWNLOAD EXAMIANS APP