Automatic Control Systems If the poles lie in second quadrant, damping ratio is more than 1 zero less than 1 1 more than 1 zero less than 1 1 ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The relative stability of a system is given by Gain margin alone Both phase and gain margins Phase margin alone Either (a) or (b) Gain margin alone Both phase and gain margins Phase margin alone Either (a) or (b) ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Nichols chart consists of Magnitude and phase angle loci in log-magnitude versus phase diagram None of these Constant magnitude loci Constant phase angle loci Magnitude and phase angle loci in log-magnitude versus phase diagram None of these Constant magnitude loci Constant phase angle loci ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which of the following features is not associated with Nichols chart? It is symmetric about -180° (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) 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 It is symmetric about -180° (0 dB, -180°) point on Nichols chart represent critical Point (-1, 0) 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 The permanent magnet field system of brushless dc servo- motor is generally on Partly on stator and partly on rotor Either (a) or (b) Stator Rotor Partly on stator and partly on rotor Either (a) or (b) Stator Rotor ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems Which dc servomotor requires strongest permanent magnet? Slotted armature Surface wound armature Surface wound with stationary rotor Either A or B Slotted armature Surface wound armature Surface wound with stationary rotor Either A or B ANSWER DOWNLOAD EXAMIANS APP
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